Ethynylene
乙炔撑, 次乙炔基
🔁 扩展释义
【化】 亚乙炔基
🗣️ 情景例句
And, Marilyn, would you pour coffee, please.
Marilyn 请你倒一下咖啡好吗？
It seems you are not very patient with me, Ruth.
露丝，你似乎对我不太有耐心。
The lady who is standing behind the counter.
站在柜台后面的那位女士。