音标:['ækrәdәun] ;
吖啶酮

acridone的用法和样例:

例句

  1. Acridone alkaloids, a group of important bioactive compounds, are mainly in the citrus plant of Rutaceae family.摘要吖啶酮生物碱是一类重要的生物活性物质,芸香科柑橘类植物是天然吖啶酮的主要来源。

美国处于高度戒备状态 US on High Alert Kyle King Washington 11 Sep 2001 16:31 UTC Reeling from a series of terrorist attacks on New York and Washington, U.S. authorities have gone on a 1)coas

发表于:2018-11-29 / 阅读(265) / 评论(0) 分类 VOA2001-国际风云(5)

美国五角大楼仍正常工作 Pentagon Continues to Function Alex Belida The Pentagon 12 Sep 2001 14:56 UTC The deadly terrorist attack on the Pentagon has left the famous building badly damaged.

发表于:2018-12-08 / 阅读(268) / 评论(0) 分类 VOA2001-国际风云(5)

兵势篇 NO.2: 凡战者,以正合,以奇胜。 故善出奇者,无穷如天地,不竭如江海。 终而复始,日月是也。死而更生,四时是也。 声不过五,五声之变,不可胜听也; 色不过五,五色之变,不

发表于:2018-12-29 / 阅读(205) / 评论(0) 分类 孙子兵法

acerbic刻薄 acrid呛人的 affront侮辱 betray背叛 conscience良心 despise蔑视 disdain不屑 descent高雅 exaggerate夸张 insult侮辱 irony讽刺 ludicrous荒谬 mature成 mock嘲笑 provoke挑拨 passive消极分子 perverse反常 persecu

发表于:2018-12-30 / 阅读(195) / 评论(0) 分类 80天攻克雅思核心词汇

I just dont worry about the dole and housing benefit and the future of the Labour Party and where Im going to be in twenty years time and how Mr Mandela is adjusting to freedom. So time for another breather before the next paragraph because Ive barel

发表于:2018-12-31 / 阅读(244) / 评论(0) 分类 有声英语文学名著

Seamus Heaney A thick crust, coarse-grained as limestone rough-cast, hardened gradually on top of the four crocks that stood, large pottery bombs, in the small pantry. After the hot brewery of gland, cud and udder, cool porous earthenware fermented

发表于:2019-01-02 / 阅读(295) / 评论(0) 分类 英语诗歌

Summit of the Americas Opens amid Protests 美洲峰会在一片抗议声中开幕 The 34-nation Summit of the Americas began Friday in Mar del Plata, Argentina, as demonstrators filled the streets of

发表于:2019-01-03 / 阅读(277) / 评论(0) 分类 VOA2005(下)--国政军事聚焦

Its been two weeks since a forest fire started in Mendocino County, while the cause and origin of the fire are still under investigations. Officials say it is now that largest wildfire in the states history. A few lucky residents have been allowed to

发表于:2019-01-03 / 阅读(259) / 评论(0) 分类 VOA标准英语2018年(九月)

acquaintance n. 熟人,熟悉,认识,了解, acquiesce v. 默许,勉强同意 acquire v. 获得 acquisitive adj. 贪得无厌的;可获利的 acquit v. 宣告无罪 acrid adj. 辛辣的 ac

发表于:2019-01-11 / 阅读(330) / 评论(0) 分类 英文语法词汇

Andrei Savelyev, 46, stands at the site of his house that was burnt down during the forest fires, 17 Aug 2010, in the village of Yuzhny, in the Nizhny Novgorod region, some 300 kilometers (187.5 miles) east of Moscow The heat wave that gripped Moscow

发表于:2019-01-13 / 阅读(232) / 评论(0) 分类 VOA标准英语2010年(八)月

Some 500 fires continue to blaze across Russia. The flames have created toxic fumes in the capital of Moscow. Several embassies, including those belonging to the United States and Canada, have evacuated all non-emergency personnel due to the many hea

发表于:2019-01-19 / 阅读(264) / 评论(0) 分类 VOA双语新闻 2010年8月

The 62nd prime-time Emmy Awards (the top awards for television production in the US) last Sunday night proved to be full of surprises. 上周日晚,第62届黄金时段艾美奖(美国电视剧最高奖项)颁奖典礼全程可谓惊喜连连。

发表于:2019-01-19 / 阅读(270) / 评论(0) 分类 中英双语新闻

In contrast, Jupiter and Saturn are all atmosphere. Unlike Earth, Jupiter doesnt really have a solid surface that you could stand on and then have your head up in the atmosphere looking at the clouds. Its just a giant, giant gas ball. Only one other

发表于:2019-01-23 / 阅读(247) / 评论(0) 分类 探索与发现2014年

By Ed Yeranian Beirut 10 May 2008 Hezbollah said it would withdraw all its fighters from the streets of Lebanon's capital, after Lebanon's army command said it would retain the pro-Hezbollah security chief at Beirut Airport, whose dismissal sparked t

发表于:2019-02-04 / 阅读(231) / 评论(0) 分类 VOA标准英语2008年(五月)

BEIJING China, the worlds leading emitter of greenhouse gases from coal, is burning far more annually than previously thought, according to new government data. The finding could vastly complicate the already difficult efforts to limit global warming

发表于:2019-02-06 / 阅读(259) / 评论(0) 分类 英语新闻

And now to the day's other major story. It is in London, where a fast-moving fire engulfed a high-rise apartment building. It killed at least 12 people and injured scores. We have a report from Dan Rivers of Independent Television News, and with a wa

发表于:2019-02-17 / 阅读(249) / 评论(0) 分类 PBS访谈社会系列
学英语单词
accumulated discrepancy
advisory services to management
air-lift crusher
al-marabh
amnesty law
angustose
atypical pseudocholinesterase
belger
biwensis
Boot.ini
cashline
clamping jaw
compressor useful operating range
confectio sennae
copper flower
cucurbitane
cut-out plug
Detectable Object
Dianulitidae
drug-possession
drunkenly
E-tailware
enforcement costs
fast beating
fatty acid series
Feliceto
fire drying
froyles
gearless motor
gelatinous sheath
glogoside
gymnothorax undulatus
heh
hydroxyotobain
indelibility
insulation substance
interplanetary field
irrelatively
island effect
junkings
kamisar
loose-laid tiles
lower separator
Mabote
madhur
man-made fault tolerance
maols
maxillary palatal process
meteorium horikawae
midwater gill net
mnium heterophyllum
momentally
musculus chodnroglossus
myxine kuoi
neolucanus sinicus taiwanus
nonintellectual factor
obss
on screen display
oncaea minuta
operating system job control program
ortho-chlorophenyl-methylcarbamate
outvoice
oxide trap density
pancratia
Pasayigit
Penirazina
picot
Pinard
pop-off valve
portables
prosopographic
quad diskette
quinone dioxime
railway-owned
relayers
rhodesiella elegantula
ring rot of apple
rinkomania
sacrodactylis fructus
scobles
seyh
short-neeked fiask
sickly and off-type plants
single attribute assessment
somato-axonic synapse
static input characteristic
stomatitis traumatica
sublocation
submaxillary duct
tax and loan account
thermoelectric thermostat
theyself
thunderstorm downdraft
TMJMPDS
transportable long range search radar
unavoidable set of configurations
vendor network
wafer process control system
well testing
yarnbombing
you are not alone
zeilas