Segmentally welded cylinder
[化] 瓦片式圆筒
🧩 词语组成解析
分段地
v. 焊接；使结合（weld的过去分词）
🗣️ 情景例句
She hasn't been employed for six months now.
她已经失业半年了。
It's Kate's.
是凯特的。
why have we had no visitors from outer space yet?
那么我们为什么还未见到外层空间来访的客人呢？