黑猩猩的笑有时不是表示高兴和加强社会关系，而是在乎于权威。
Chimpanzees sometimes smile not for pleasure or for a social.
我们很高兴和思科一起，致力于扩大我们的供应范围，使其包括具有在过程环境需要的安全性和可靠性的无线工厂网络解决方案。
We are pleased to be working with Cisco to extend our offering to include wireless plant network solutions with the security and reliability required in the process environment.
娜塔莎以全部身心和所有的真诚沉湎于这一新的感情之中，她并不想掩饰它，她现在没有悲哀，而只有高兴和快乐。
Natasha gave herself up with such completeness and sincerity to her new feeling that she did not even attempt to conceal that she was not now sorrowful, but glad and happy.
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