例如，天伯伦鞋业在每双鞋上都贴上“绿色指数”的标签；葛兰素史克药业以成本价向成千上万的非洲居民出售艾滋病药物。

Timberland puts “green index” labels on all its shoes. GlaxoSmithKline makes HIV drugs available at cost to millions of Africans.

youdao

爱是全年每个季节都结的果实，也是每双手能摸到的。

Love is a fruit, in season at all times and within the reach of every hand.

youdao

那里每双脚都服从她的眼神！

Where every foot obeyed her glance!

youdao

It exists in a double stranded form where every strand is matched by its complement.

这种碱基配对存在于DNA双链中,每条单链都与其互补链,通过这个原则配对组合

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