Acetylenic compound
[机] 炔属化合物
🧩 词语组成解析
[机] 炔的
🗣️ 情景例句
I love keeping animals for companionship.
我喜欢养动物为伴。
No one is wise at all times.
人总有一时之失。
Some children can cover the whole length of the pool without coming up for breath even once.
有些孩子能够跑完游泳池的全长而不用露出水面换气。