Bisamination
[化] 双氨基化
🗣️ 情景例句
She flunked her English examination.
她的英语考试失败了。
OK. You'll have to use a credit card or leave a $100 deposit.
好。你必须使用信用卡，否则要付100美元的押金。
Manners are quite different from country to country.
各国的礼仪各不相同。