[化] 连续培养; 连续培养法

[00:00.00][s],[ ][ ] [00:38.61]sea/sheet/chicken [00:42.66]Exercise One: Word Conparison [00:47.62]Listen to the following words from your tape and repeat. [00:52.98]sip ship sane shane watched washed [01:01.23]lass lash least leashed chin [01:09.09]

发表于:2018-12-03 / 阅读(205) / 评论(0) 分类 掌握英语发音

现在完成进行时(The Present Perfect Continuous Tense)表示由过去某时持续到现在的动作,由have(has)been+现在分词构成: It has been raining for three hours. 一连下了三个钟头的雨。 She has been working the whole mo

发表于:2018-12-18 / 阅读(122) / 评论(0) 分类 英文语法词汇

过去完成进行时(The Past Perfect Continuous Tense):表示过去某时前一直在进行的动作,由had been+现在分词构成: I asked him what he had been doing. 我问他一盲在干什么。 He had been working all day and was very

发表于:2018-12-18 / 阅读(83) / 评论(0) 分类 英文语法词汇

Scientists and doctors cant make their minds up about coffee. One study says its really bad for us and the next report says its good for us. Ive even read that 10 cups a day is good for our brain. I like a cup of coffee at certain times of the day. I

发表于:2018-12-26 / 阅读(100) / 评论(0) 分类 纯正英语一分钟

[00:10.06]Gehrig continued to improve as a player. [00:14.05]By 1924, pitchers for opposing teams were having bad dreams about Lou Gchrig and Babe Ruth. [00:23.04]Ruth hit sixty home runs that year. [00:26.36]Gchrig hit forty seven and won the Americ

发表于:2018-12-26 / 阅读(150) / 评论(0) 分类 美国英语听力80篇

Scientists and doctors cant make their minds up about coffee. One study says its really bad for us and the next report says its good for us. Ive even read that 10 cups a day is good for our brain. I like a cup of coffee at certain times of the day. I

发表于:2018-12-28 / 阅读(123) / 评论(0) 分类 听一分钟英文-C

just在英语中是一个重要的词语,其使用方法也是多种多样的。Just可以用作一个时间表达,用来在一些固定表达中表示某事十分重要,对词语进行强调,并作为only的同义词。本指南可以帮助你

发表于:2019-01-03 / 阅读(109) / 评论(0) 分类 英文语法词汇

Yvonne: This is 6 Minute English, I'm Yvonne Archer and Alice has kindly joined me for today's programme. Hello Alice. Alice: Hi Yvonne. Yvonne: Now Alice, how do you get around London? Alice: Ooh by bus, bicycle and usually the Tube. Yvonne: Aha, an

发表于:2019-01-07 / 阅读(200) / 评论(0) 分类 六分钟英语

[ti:UNIT 2 On the Train Lesson 16] [0:00.641]Unit 2 [0:03.070]On the Train [0:05.053]Lesson 16 [0:07.484]Unit Review [0:09.731]Ⅰ. [0:11.044]Building Your Vocabulary [0:14.048]A. [0:14.982]Fill in the blank with the proper word. [0:17.959]The first

发表于:2019-01-09 / 阅读(197) / 评论(0) 分类 河北教育初中英语(初中起点)七年级下册

[ti:UNIT 3 Amazing Animals Lesson 17: People Love Pets!] [0:00.501]UNIT 3 第三单元 [0:01.876]Lessons 17~24 第17~24课 [0:04.543]Amazing Animals 令人惊异的动物 [0:06.544]You Will Learn 你将学到 [0:07.794]Functions 实际应用 [0:08.

发表于:2019-01-09 / 阅读(252) / 评论(0) 分类 河北教育初中英语(初中起点)八年级下册

First Mr. Yee did a trick with scarves. 首先易先生用围巾变了一个戏法。 I told you, said Fox. 我说过吧,小狐说。 Then Mr. Yee made his helper vanish. 接着易先生将他的助手变没了。 Ho-hum, said Fox. 哼,小狐说。

发表于:2019-01-29 / 阅读(95) / 评论(0) 分类 小狐外传

AGRICULTURE REPORT - Farmers Organize to Try to Control Potato SupplyBy Jerilyn Watson Broadcast: Tuesday, October 17, 2006 This is the VOA Special English Agriculture Report. Sorting potatos Potatoes

发表于:2019-01-30 / 阅读(102) / 评论(0) 分类 2006年慢速英语(十)月

> 28 世界卫生组织关于噪音污染的报道 DATE=3-29-01 TITLE=SCIENCE REPORT - WHO Report on Noise BYLINE=Caty Weaver Start at 59

发表于:2019-01-30 / 阅读(123) / 评论(0) 分类 科技之光

My first thought when I heard about the shooting of Alton Sterling last Tuesday was: OK, here we are again. 上周二,当我听说Alton Sterling枪击案时,我的第一反应是:好吧,又发生了! Then after reading about the killing of

发表于:2019-02-05 / 阅读(81) / 评论(0) 分类 英语新闻

Key Sentences(重点句子) 146.The connection was bad. 通话情况很糟。 147.There was a lot of echo and I couldn't hear well. 回音太多,我听不清楚。 148.I'll connect you agian. 我再为您接通一次。 149.I've just

发表于:2019-02-07 / 阅读(109) / 评论(0) 分类 实用英语

The chains of habit are generally too small to be felt until they are too strong to be broken. - Samuel Johnson Editors note: This is a guest post from Mary Jaksch of Goodlife Zen. Have you ever had problems establishing a new habit? Maybe I should a

发表于:2019-02-14 / 阅读(145) / 评论(0) 分类 阅读空间

Have you ever thought why there are very few great people? I think there is probably only one great person out of 10,000 at best, and most probably much less than that. But why? Most people want to be great, right? Why are there only very few of them

发表于:2019-02-17 / 阅读(120) / 评论(0) 分类 英语美文

Have you ever thought why there are very few great people? I think there is probably only one great person out of 10,000 at best, and most probably much less than that. But why? Most people want to be great, right? Why are there only very few of them

发表于:2019-02-18 / 阅读(120) / 评论(0) 分类 英语美文

下面给大家提供一篇关于生活中噪音的影响的托福阅读背景材料,希望能拓宽同学们的阅读面。 I'm grad to see so many of you here. We'vebecome really alarmed over the health center by thenumber of students we are seei

发表于:2019-03-02 / 阅读(179) / 评论(0) 分类 托福英语

Key Sentences(重点句子) 146.The connection was bad. 通话情况很糟。 147.There was a lot of echo and I couldn't hear well. 回音太多,我听不清楚。 148.I'll connect you agian. 我再为您接通一次。 149.I've just

发表于:2019-03-11 / 阅读(205) / 评论(0) 分类 实用英语
学英语单词
abzymes
additive seasonal effect
adenostemma lavenia parviflorum
allice
allowable deflection
almandite
American wistaria
amiridine
antiobscenity
antizootoxin
balance to surplus
balling iron
bank height
Bearnaise sauce
benalla
cacosplanchnia
camshachle
CBEL
centric maxillomandibular relation
Chinese sweet sour pork dinner
chrominance vector
column support
computer-aided design for Hanzi coding
cupped disc
dataset catalog
deallocation of activation record
deep creep
dejunk
desmodontium
docosa-4,7,11-trien-18-ynoic acid
easy glide plane
eigenscales
endocardial mapping
energy technician
exposure tube
factor of the habitat
frozen package
Gabai
Garth grit
genus Anthyllis
goods-in on consignments
great indian (thar) des.
Haplogynae
hymenolichen
i-yell
incording
innocent mispresentation
lansket
leftwhich
Luhan'
Majé, I.
Maximilian's sunflower
mayhme
mechanical regulator
medemo
meningofibroblastoma
milking bucket
motor generator set
movable tank support
myxozoans
naumann symbol
neouralenol
non-ferrous metal industry
nose grind
not for nothing
paropsis lucifuga
pensionnaire
photoglycine
piller crane
planed superfaced lumber
pre-curving rail
Prins reaction
pseudolagarobasidium calcareum
pseudopuberty
Psorcon
quagliani
range calibration satellite
rardess
rational action
recuperate
remedeless
reserve for expansion
resistive unbalance
semantic opposition
shell-driven interface
shop supplies
single purchase
smooth move
southern suburbs
stone - cold sober
straightening of cant rail
text string
thermostated air bath
three-courser
thumris
torpe
tupiza
twin-tube heater
under the administration of
Vibank
weak absorption limit
xijr