Octyne diacid
[化] 辛炔二酸
🧩 词语组成解析
[化] 辛炔
n. [化]二酸\\na. [化]二价酸的, 二酸的
🗣️ 情景例句
and the problem is that it's set up primarily for kids to play.
而问题是它主要是让孩子们去玩的。
If I had known her telephone number, I would have called her.
如果我知道她的电话号码，我就给她打电话了。
A shoal of fish will do this.
鱼群也反射声音。