Petroxolin
液体石蜡
🗣️ 情景例句
Here are the samples for your examination.
这里是样品，请查看。
Who is going to lose?
谁会输？
We should not only know the theory but also how to apply it to practice.
我们不仅要知道理论，还要知道怎样把理论应用于实践。