Prewelding
预焊
🗣️ 情景例句
It's John. Didn't you recognize my voice?
我是约翰。你没听出我的声音？
Knowledge is power.
知识就是力量。
Moreover, unlike some of the other insect eaters, spiders never do the harm to us or our belongings.
此外，蜘蛛不同于其他食虫动物，它们丝毫不危害我们和我们的财物。