Hexadiindiol
[化] 联乙炔二醇; 己二炔二醇
🗣️ 情景例句
Thanks. Nice to meet you ... again.
谢谢。很高兴又……见到你。
A sow, when washed; returns to the muck.
江山易改，本性难移。
The cultivation of a hobby and new forms of interest is therefore a policy of the first importance to a public man.
因此，对一个从事社会活动的人来说，培养一种业余爱好和各种新的兴趣是头等重要的作法。