Ethynylene
乙炔撑, 次乙炔基
🔁 扩展释义
【化】 亚乙炔基
🗣️ 情景例句
Yes, I took part in.
有，我参加了。
Blind men can judge no colours.
不宜问道于盲。
an illness which at twelve would knock us over,
使我们在12岁时病倒的疾病，