语文书 / 例句 /

周期性的局部地区的灾变降低了种群的数量.用英语怎么说？

周期性的局部地区的灾变降低了种群的数量.

Periodic local catastrophes reduce populations.

相关词汇
periodic local catastrophes reduce populations

periodic

adj. 周期的，定期的，回归的，间歇的，时而发生的；

local

adj. 地方的，当地的，本地的，局部的，褊狭的；n. 慢车，本地居民（律师、教士、医生），住处附近的当地酒店，本地新闻；

catastrophes

n. 灾祸( catastrophe的名词复数 )，灾难，不幸事件，困难；

reduce

vt. 减少，缩小，使还原，使变弱；vi. 减少，节食，蒸发，（液体）浓缩变稠；

populations

n. 人口( population的名词复数 )，全体居民，特定人[动物]群；
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
Adrenal or ovarian carcinomas may be the cause of excessive hair growth.
肾上腺癌和卵巢癌可以引起毛发过度生长.
You can make soup by boiling chicken carcasses.
你可以用鸡骨架烧汤.
He took the two candlesticks mechanically and with a bewildered air.
他机械地接了那两个烛台,不知道怎样才好.
Residents said local gang leaders had cashed in on the violence to seize valuable land.
居民们说，当地的帮派头子用暴力夺取宝贵的土地。
Step 5 - Observe the previous day's candlesticks on a 15 min chart.
第5步 - 观察前一天的烛台上的15分钟图表.
Some German states and Swiss cantons take the same line.
德国的某些州和瑞典的某些郡采用同一底线.
That man has offended against the canons of behavior.
那人已违反了行为准则.
The bank cashed his cheque.
银行兑了他的支票.
I was absolutely terrified when I canoed up the Amazon.
当我划着独木舟沿亚玛逊河逆流而上时,我真是害怕得很.
Unified cataloging should be the only way of worldwide resource sharing.
将统一编目作为全球资源共享的必由之路.
Methods : Ultrasonographic features of 46 pathologically confirmed thyroid carcinomas were analyzed retrospectively.
方法回顾分析46例经手术病理证实为甲状腺癌的高频声像图表现.
It is applied for the early large carbuncles, with accumulated hot toxin and Qi blood stasis.
仙方活命饮应用于痈疡肿毒初起, 热毒壅聚,气滞血瘀.
The rain pattered against the casements; the bells tolled for church with a melancholy sound.
雨点噼噼啪啪地打在窗子上; 教堂里传来沉重的钟声,召唤人们去做礼拜.
Engaging in boisterous , drunken merrymaking, we caroused whole night.
狂欢 、 喧哗、畅饮、狂欢作乐了整夜.