Welded structure
[化] 焊接结构
🧩 词语组成解析
v. 焊接；使结合（weld的过去分词）
🗣️ 情景例句
That sounds like a good idea.
似乎是个好主意。
Who is the auther of this essay?
谁是这论文的作者？
like the cooling of a hot kettle or the wearing-out of a pair of shoes.
就像一壶热水迟早会凉下来，一双鞋渐渐会磨破一样。