By looping around L2, JWST can keep its shield pointed at the sun while avoiding the shadow of Earth and the moon.

由于詹姆斯·韦伯太空望远镜在围绕L2运行，因此可以使其遮阳板对着太阳，同时又避开了来自地球和月球的阴影。

youdao

Keep your face to the sunshine and you cannot see the shadow.

面向阳光，你就不会看到阴影。

youdao

You must keep your burn rate low until you can show without a shadow of a doubt that you have a business model that works, can be operated profitably and is ready to be scaled.

你必须降低烧钱率直到你可以毫无疑问地确认建立了一个商业模式，行之有效且适应拓展。

youdao

"It is deeply worrying DFID is failing to demand real evidence of the impact of CDC in reducing poverty and that it failed to keep tabs on executive pay, " said shadow international development spokesman Andrew Mitchell.

BBC: Poverty chief 'paid nearly ?1m'

But they keep the spotlight on Mrs Arroyo, and plunge into shadow the question of whether any of the candidates would govern any better than she has.

ECONOMIST: Anyone but Arroyo

Shadow Home Secretary Yvette Cooper said the police and security services had to be able to keep up with new technology, but there must be "clear checks and balances" on what they were able to do and "strong safeguards to protect people's privacy".

BBC: UK Politics