We think we lost this hair because of the need to keep ourselves cool, when we were moving around vigorously in a hot environment.

我们认为，当我们在炎热的环境中活动时，我们需要保持凉爽，所以我们才会掉发。

youdao

Mr Corzine, perhaps because of the need to be tight-lipped hen he ran Goldman Sachs, is not a natural braggart.

当他掌管高盛集团时，迫于工作需要，他总是金口紧闭，然而，或许考尼兹本来就不是个天生的自夸自耀者。

youdao

Mr Corzine, perhaps because of the need to be tight-lipped when he ran Goldman Sachs, is not a natural braggart.

或许是因为在掌管高盛公司时必须守口如瓶，考尼兹先生做不到轻松自如地自卖自夸。

youdao

Makers of the devices say they kill bacteria and viruses because they help to remove the wetness that germs need to survive.

VOA: special.2009.07.14

Now, recruiting is tremendously important because you need to have a certain number of settlers to make the settlement viable.

招募是极其重要的,因为你需要有一定数量的移民,来维持居住地的运转

耶鲁公开课 - 古希腊历史简介课程节选

2 7 And I'm not going to draw the rest of the tree for you here, because I drew it last time, and you don't need to see the whole tree.

从这儿我们得到了,我在这里不会剩下的树都画出来，因为我上次画过了。

麻省理工公开课 - 计算机科学及编程导论课程节选

Spending will also increase because of the need to provide a social safety-net for a greying society.

ECONOMIST: Taiwan��s other big bet

Clinical research also costs more because of the need to get HIPAA waivers to look at charts to collect data for studies.

FORBES: Magazine Article

Barclaycard's chief executive, Gary Hoffman, defends his company's high interest rates in part because of the need to make good losses from fraud.

ECONOMIST: Fraud