Heptyne
庚炔 1-heptyne 1-庚炔
🗣️ 情景例句
How are you?
你好吗？
To a boiling pot flies come not.
苍蝇不叮沸水壶。
For them discipline in one form or another is the most hopeful path.
对他们来说，用某种形式的纪律约束他们一下才能有希望使他们走上正道。