Naddc
[化] 二乙氨基二硫代甲酸钠
🗣️ 情景例句
The costs of college get higher every year.
学费逐年增加，越来越贵。
If you sign this contract all of your financial worries will be over!
如果你在这份合约上签字，你就和金钱的劳累一刀两断了。
Yesterday morning she came into class as usual.
昨天早上，她像往常那样走进教室。