Dadds
二乙酰氨苯砜
🗣️ 情景例句
How long will it take for my mail to reach its destination?
我的信件到达目的地要多久？
He that spares the bad injures the good.
饶恕坏人便是伤害好人。
The efficiency is greatly raised,and the intensity of labor is decreased.
工作效率大大地提高了，而劳动强度却降低了。