Dipropargyl
[化] 联炔丙基; 1,5-己二炔; 二炔丙基
🗣️ 情景例句
if people took the time to read.
只要人们肯花时间去阅读。
The crow thinks his own bird fairest.
乌鸦总以为自己的雏鸟最美。
How time files! More than a week has passed already!
光阴似箭！已经过了一周多时间了！