Disulphides
(disulphide 的复数) n.二硫化物
🗣️ 情景例句
which has been vacant for over a year now,
已空了一年多，
He learns French every day.
他每天都学法语。
so America and the EU have been trying to reach a deal which would eliminate the need to double-test many products.
美国和欧洲一直在寻求达成协议，以便为许多产品取消双重检查。