n. 硫逐磷酸酯
[网络] 硫代磷酸;寡核苷酸类似物;硫代修饰

The word until appears to be ambiguous, especially when you pair it with a deadline. If a teacher tells you that you have until April 26 to turn in your essay, does that mean you can turn it in on April 26, or must you hand it over no later than Apri

发表于:2018-12-01 / 阅读(98) / 评论(0) 分类 英语语法 Grammar Girl

A: How may I help you? B: I need to check these books out. A: Do you have your library card? B: Here it is. A: It appears that you have late fees. B: Really? A: Yes, really. B: How much do I owe? A: You owe $24.50 in late fees. B: I dont have that mu

发表于:2018-12-16 / 阅读(84) / 评论(0) 分类 英语情景对话-图书馆

情景对话: I am so lucky. I thought I'd never find anyone who wanted to hear my story. Then you came along. Just in time. 知识点讲解: I thought I'd never find anyone who... 我以为我永远找不到一个人 【例句一】 I thought I'

发表于:2018-12-18 / 阅读(143) / 评论(0) 分类 每天三分钟学英语

情景对话: Let's look for a well. 我们去找一口井吧。 We found a well at daybreak. 我们在黎明时分找到了一口井。 知识点笔记: 1、Daybreak 黎明 【例句】 We need to get there before daybreak if you want to get fro

发表于:2018-12-18 / 阅读(683) / 评论(0) 分类 每天三分钟学英语

A: When is the bus going to get here? B: It's obviously late. A: It was scheduled to be here about thirty minutes ago. B: I'm sure it'll be here in a little bit. A: I hope so, because I'm running really late for work. B: I hate having to take the bus

发表于:2018-12-30 / 阅读(116) / 评论(0) 分类 实用乘车英语

Today were looking at various ways to say because, including due to,since, and as. Wordy Ways to Say Because First, lets disparage all the wordy ways to express the meaning because. There are quite a few: due to the fact that, owing to the fact that,

发表于:2019-01-02 / 阅读(127) / 评论(0) 分类 英语语法 Grammar Girl

今后,大家对贝克汉姆的称呼就不光是球星或者型男了,他多了一项头衔夜店老板。 David Beckham is a soccer star by trade, but apparently he also wants to add restaurant owner to his resume. He allegedly hopes to open a

发表于:2019-01-07 / 阅读(103) / 评论(0) 分类 阅读空间

By Kane Farabaugh Cincinnati, Ohio 26 October 2006 watch report Ohio Battleground The midwestern state of Ohio was a key battleground state in the 2004 election. President George Bush ultimately won the state, a victory that assured his second term

发表于:2019-01-08 / 阅读(142) / 评论(0) 分类 2006年VOA标准英语(十月)

It's a little too late, I'm a little too gone; A little too tired of this hangin' on: So I'm lettin' go while I'm still strong enough to. It's got a little too sad, I'm a little too blue; It's a little too bad you were too good to be true. I'm big-t

发表于:2019-01-09 / 阅读(96) / 评论(0) 分类 美国乡村音乐

Everyday Grammar: In, On, and At 日常语法:In,On和At的用法 When English speakers talk about time and place, there are three little words that often come up: in, on, and at. These common words are prepositions that show a relationship between t

发表于:2019-01-12 / 阅读(110) / 评论(0) 分类 2015年VOA慢速英语(四)月

By Deborah Tate Washington 25 May 2006 The U.S. Senate has approved (by a 62 to 36 vote) sweeping immigration reform legislation that strengthens border security and establishes a guest worker program for the millions of illegal immigrants in the Un

发表于:2019-01-13 / 阅读(117) / 评论(0) 分类 2006年VOA标准英语(五月)

玫瑰是一个传说 People have been passionate about roses since the beginning of time. In fact, it is said that the floors of Cleopatra's palace were carpeted with delicate rose petals, and that the wise and knowing Confucius had a 600-bo

发表于:2019-02-01 / 阅读(118) / 评论(0) 分类 阅读空间

1) Go on a date 去约会 2) Dinner and a movie 先吃饭, 然后去看电影 3) He is such a gentleman 他是一位真正的绅士 4) Chivalry 对女孩子的谦恭有礼

发表于:2019-02-03 / 阅读(96) / 评论(0) 分类 OMG美语

By Jim Bertel Washington, DC 08 November 2006 watch US Midterm Elections Democratic supporters in the western city of Portland, Oregon, Tuesday, November 7, 2006 The opposition Democrats won control of the U.S. House of Representatives in Tuesday's

发表于:2019-02-03 / 阅读(136) / 评论(0) 分类 2006年VOA标准英语(十一月)

By Deborah Tate Capitol Hill 17 May 2006 The U.S. Senate Wednesday continued work on an immigration reform bill, voting to bar illegal immigrants with criminal records from becoming U.S. citizens and

发表于:2019-02-03 / 阅读(144) / 评论(0) 分类 2006年VOA标准英语(五月)

Chinese Premier Li Keqiang is set to pay an official visit to South Korea and attend the sixth Trilateral Summit Meeting between China, Japan and South Korea. It will be Li's first visit to South Korea as premier and the first visit to South Korea by

发表于:2019-02-04 / 阅读(383) / 评论(0) 分类 阅读空间

Hey, I'm going to tell you about my wax museum story. Um, so I would go with my little host brother, Javi, on our little dates because he never went into the city, although he lived really very close to the city, he would just never go into Madrid. S

发表于:2019-02-06 / 阅读(103) / 评论(0) 分类 原版英语对话1000个

BEIJING, March 4 (Xinhua) -- Beijingers enjoyed a rare day of blue skies and bright sunshine on Monday, as the dangerously smoggy conditions seen over the last two months forced many to stay at home. Air pollution remains a big problem for Beijing an

发表于:2019-02-09 / 阅读(333) / 评论(0) 分类 英语新闻

WADA confirm USADA's action on Armstrong approriate BEIJING, Oct. 12 (Xinhua) -- World Anti-Doping Agency has again thrown its support behind USADA after a lengthy report with evidence to prove Lance Armstrong a doper. U.S. Anti-Doping Agency issued

发表于:2019-02-13 / 阅读(119) / 评论(0) 分类 英语新闻

A little 和 a bit这两个短语都可以表示少量,有一点儿的意思,在使用中常常容易混淆。接下来我们就一起看看这两个短语应该如何使用吧~1.首先,a little 和 a bit都可表示一点儿,少量,可作状

发表于:2019-02-17 / 阅读(144) / 评论(0) 分类 英文语法词汇
学英语单词
a-bromdiethylacetylurea
aegis
alamo'o
amplitude half adder
arriving draft
automatic telescope
back number
beautified
brass standard
breaking of rest period
Brosimum
bullet perforating gun
business enterprice
calcaneo-metatarsal ligament plantar ligament of tarsus
compound-turbine
conical drum hoist
cooperative research
dalcas
data hierarchies
declutters
dianthranilic acid
document of passenger transportation
duplexer of wave-guide system
enigmatise
episulfoniums
external student
favored with
Festuca pseudovina
fibrous texture
filter-press action
freehold of office
friction effect
Girard Bay
girk
give sb a sound slating
handkerchief lawn
hemorrhoid-dispersing injection fluid
hexagon nut with collar
Hoarusib
hydroperoxidases
hyperventilators
impellor
innocent xis
input form
input ramp
insaturation
inspection of arms
inter-faiths
interpretatitive program
invested capital
ITB
j.i.s.(japanese industrial standard)
Jarmen
jeupardy
just J
karyotypical
kathrada
kinaki
knocked-down in carload
lieutenant commander
lithium sulphide
manometer differential
martime satellite
maximum temperature of a capacitor
mechnaically-operated nozzle
misnumbered
mockbirds
modern dance
mouthings
nineteenfold
norbrook
outer edge of the platform
Pachaug
panaeolus solidipes
Paraisópolis
Pchelarovo
pressed work
prigging
primary characteristic
prolixt
pusillum
rami anteriores nervorum thoracalium
recovery of premises
resolution limit
s-shaped harrow
securities transfer agent
semi-natural language
sidewipe
sizoo
slotting end mill
spring out of
stopen
subcones
substitutional defect
syndrome of lingering heat
table money
tunnelling research
unheer
user-friendly interface
water-soluble gum
web-servers
william menningers