必不可少

Organic molecules – in the form of methane – have been detected on a planet outside our solar system for the first time.

研究人员首次发现，有机分子以甲烷的形式存在于太阳系以外的一颗行星上。

Through the use of recognition and praise, rather than bickering and threats, they won the cooperation of others.

通过运用嘉许和赞扬，而不是争吵和威胁，他们赢得了他人的合作。