Polyene
n. 聚烯\\n[化] 多烯; 多烯烃
🗣️ 情景例句
Are you sure you know where you're going?
你真认识你要去的地方吗？
Don't forget to take care of him.
不要忘记照顾他。
Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.
某些大公司进行的研究属于一般和基础性的研究。因此不保密对他们才有利。