She says the Group of Seven leaders meeting in France right now cannot be silent about the destruction in the rainforest.

她说，正在法国举行会谈的七国集团领导人不会对亚马逊热带雨林遭破坏一事保持沉默。

But when it comes to defending Donald Trump, Pence dodged, sidestepped and was silent about some of his running mate's most provocative words.

但是当涉及保卫唐纳德·特朗普的问题时，关于他的竞选伙伴最挑衅性的词语，彭斯则闪躲，回避，沉默。

He trudges on; bird and beast are silent all about him; now and again he utters a word or two; speaking to himself.

他艰难前行； 飞禽走兽在他四周静默无声； 他不时说一两句话； 自言自语。

Although fossils preserve the gross physical features of extinct animals, they are silent about many crucial details that even an incomplete genome can help to fill in.

化石尽管保存了灭绝动物的大体物理特征，但它们无法查证许多关键的细节，而就算是一个不完整的基因组也能帮助填补这些细节。