Acetylene coupling
[化] 格拉塞偶合; 乙炔偶合
🧩 词语组成解析
n. 乙炔, 电石气\\n[化] 乙炔; 双亚乙基
coupling
[['kʌpliŋ]]
n. 联结, 结合, 耦合\\n[计] 耦合
🗣️ 情景例句
Have you ever been to Nanjing?
你曾去过南京吗？
Medicines are not meant to live on.
不能靠药物度日子。
'Oh, that,' he said with a smile as if he were talking about an old friend.
“噢，是它呀！他笑着说道，俨然在谈论一位老朋友。