Nonamethylene diamine
[化] 壬二胺
🧩 词语组成解析
[化] 1,9-亚壬基
diamine
[['daiəmi:n]]
[化] 二元胺\\n[医] 二胺; 胼, 联胺
🗣️ 情景例句
Advice doesn't normally come cheap, but this piece is for free...
通常来说，忠告都是价值不菲的，但这个是免费赠送的。。。
That's a good point.
我也是这么想的。
As the play draws to its close, they wonder whether they will ever catch that last train home.
当戏快演完时，他们又为是否能赶上末班火车回家而犯愁。