音标:['bi:təlækt'æməs] ;
青霉素酶
n. enzyme produced by certain bacteria that inactivates penicillin and results in resistance to that antibiotic
词型变化:名词复数形式 : beta-lactamases

[00:14.07]The World Trade Organization(WTO) and China [00:18.34]As China has been admitted [00:22.06]to the World Trade Organization (WTO), [00:24.90]it is very apt at this time [00:27.42]to compile some important data [00:29.60]about this internatio

发表于:2018-12-01 / 阅读(288) / 评论(0) 分类 最新15篇文章贯通英语六级词汇

[00:09.70]I'd like to welcome Tyler Prince, 让我们欢迎泰勒普林斯 [00:12.06]president of Beta Omega Rho fraternity. Beta Omega Rho兄弟会的会长 [00:19.10]Hey, everyone. 大家好 [00:26.30]I've asked Tyler to come today to talk about a

发表于:2018-12-07 / 阅读(81) / 评论(0) 分类 听电影学英语-大学新生

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Its like the molecular version of the Joker and the Riddler teaming up against Batman. Scientists at Yale University have discovered that amyloid beta, a

发表于:2019-01-08 / 阅读(62) / 评论(0) 分类 Scientific American(三)月

Who says Santa Claus has to be white? Until now, your iPhone's emoji keyboard did. 谁说圣诞老人一定要是白脸的?现在,你的苹果表情键盘可以实现这一转变。 A new beta release of iOS 8.3, currently available only to softw

发表于:2019-02-06 / 阅读(61) / 评论(0) 分类 阅读空间

Alpha girl can always outperform men in study, work and sports. So, where there are alpha women, there are beta men。 阿尔法女孩也称女孩,指许多方面的能力和表现都在同龄男性之上的年轻女性。这个词源自美国哈佛大

发表于:2019-02-08 / 阅读(45) / 评论(0) 分类 四六级写作指导

中文里很多与相亲、恋爱相关的流行词汇你肯定不陌生,但如果问你它们的英文说法,你可能不一定有把握。下面的几个词,仅供探讨~ 恋爱相关的实用口语 1. dry spell: 空窗期 spell这里是一段时

发表于:2019-02-18 / 阅读(64) / 评论(0) 分类 英语口语
学英语单词
acidic radical
acquired Pelger-Huet anomalylei
ajibola
anyuyr.
atimia esakii
battles of philippi
bidnesses
blacked up
blottier
bortezomib
braking ratio per locomotive
brunk
cabras i.
Chaiyo
chase ring
chinaglia
contracting nozzle
Cooper Ridge
design(ing) engineer
die tie-plate
displacement analysis investigative system
dragonfishes
driving spring
elevating grader
engine coolant temperature sensor
face-centred lattice
facies tract
feathering button
filter stoppage
Flame of fire
flextime plan
flowless
fuselage load distribution
Gallaudet
glucans
Graham, Thomas
gun hose
Géraudot
Hammenhög
Hatillo
heavenes
Hebrew lesson
hematospermia
Holmes Cay
Hornafjördhur
intelligent cable feature
internal coversion coefficient
krantzite
lag networks
leptospiras
lobite tuberculosis
MCM (magnetic core memory)
mercy killing
methedrone
modulo-11 technique
moo juice
multibearing
non-isothermal decomposition reaction
obese child
operational test for inert gas system
organic pesticides
palaeoregolith
Penola Strait
physical tracer
Polaroid corp
position sensor
pound cake
pre-heated catalyst
Prestonpans
proteoforms
pulse-temperature ratio
q (type) asteroid
quick and dirty operating system
recf
retardation motion
root-mean-square fluctuating velocity
saturation bonding
sherad
single-file
snap down
social reorganization
soupground
spacer lattice
spoil-heaps
starboard hand buoy
steak tartare
Stephania chingtungensis
stillfish
subprogram reference
subsensible
swoft
the holy bible
time-bar
tirebal
tolilic acid
ultra conservation
unimperious
unvailable
Vallsjön
washing bear
wing structure
wtn