时间:2018-12-18 作者:英语课 分类:留美老师带你每日说英文


英语课

   台湾籍旅美老师今天交给我们的句子是:


  It's frequently the case that new drugs, which work on these lab-grown cells, will fail in clinical trials with real patients. One of the complexities 1 of aggressive tumors is that they can have multiple populations of slightly different cancerous cells.
  常见的状况是:新药对实验室培养出的细胞有效,但对病患做临床实验时却失败。恶性肿瘤之所以复杂的其中一个原因,就是在于它能分裂增殖出许多仅有些微差异的癌细胞群。
  癌症难以治疗的原因
  学习重点:
  1.frequently 频繁地
  frequently (adv.) 频繁地
  frequent (adj.) 时常发生的
  2.fail 不及格
  fail (v.) 不及格
  failure (n.) 失败
  3.complexity 2 复杂性
  complexity (n.) 复杂性
  complex (adj.) 复杂的
  4.aggressive 侵略的、侵犯的
  aggressive (adj.) 侵略的、侵犯的

1 complexities
复杂性(complexity的名词复数); 复杂的事物
  • The complexities of life bothered him. 生活的复杂使他困惑。
  • The complexities of life bothered me. 生活的杂乱事儿使我心烦。
2 complexity
n.复杂(性),复杂的事物
  • Only now did he understand the full complexity of the problem.直到现在他才明白这一问题的全部复杂性。
  • The complexity of the road map puzzled me.错综复杂的公路图把我搞糊涂了。
标签: 口语
学英语单词
acetone-butanol fermentation
administrative staff
albumen index
alkylsilanol
angel's tears
anti-ferroelectric ceramics
blast ditching
bouges
cacheutaite (zorgite)
cage pocket
Calanthe reflexa
Cape Fear R.
card-check
Cellfalcicula
chaining research
Cheilotheca macrocarpa
Chicago Heights
conventional international origin (cio)
cryptamnesia
cuprane
database-independent
dihydrostreptomycin sulfate
Eastern gate
effascinated
ehud
electric slipway
electrolytic-polishing
elevating mechanism
equiparte
erything
felloe
ferrogram machine
fibrovascular
fleetnesses
Frasertown
furnace vault
Gigantopteridium
glanduligera
graphics hold
ground mapping display
guised
gymgoer
half-trillion-dollar
hand extinguisher
high-energy marine environment
homeoticgene
horny layer
if worst comes to worst
jehol
kneebreeches
legatum optionis
maintainability(of a machine)
malkovichians
melanagromyza metallica
multipurpose packaging machine
natrium benzyl succinicum
neut.
nod factor
Novopetrovskaya
occiputs
oil moisture content
Onosma mertensioides
out of one's hands
owre-
Palomaa
Pierrelatte
polyenynes
polyhedral domain
reidentifications
reverse gear mechanism
rotativesaw
rudhall
Rulle
saclay
sarco-
sarcophaga breicornis
see a mote in thy brother's eye
separation layer
septur
showring
Simpson I.
small intestines
squirt guns
storma
stretch forth the hands against
syndrome of qi blockade
tekoretin (fichtelite)
the flower of the flock
topixes
toroidally
two-parts
U-shaped firing
uart receiver-transmitter section
unedible part
vasotonic centre
vertical-pipe reaction column
waterproof and drainage system map
wet draw
winch worm
wonable
wtp
xylulose-5-phosphate