Trialkylated
三烷基化的
🗣️ 情景例句
Good. Can we sign them right away?
好的。我们现在可以签合同了吗？
The world is a ladder for some to go up and others to go down.
世界好似一把梯，有人上去有人下。
I haven't told you that my family made a lot of money in the nineteenth century by making children work 16 hours a day in their factories.
我还没有告诉过你，我的家在19世纪的时候赚了一大笔钱，是强迫儿童在工厂里一天劳动16个小时赚来的。