Circular seam
[化] 环缝
🧩 词语组成解析
seam
[si:m]
n. 接缝，接合处;煤层;线缝;裂缝;
vt. 缝合，接合;使产生裂缝;焊合;裂开;
vi. 裂开，发生裂痕;
🗣️ 情景例句
Bye, Dad.
再见， 爸爸。
If it hadn't been for your help, we would never have finished it.
如果没有你的帮助，我们永远完不成任务。
I hope not. She says she's got a headache and a cough. Perhaps she's caught a cold.
我也但愿如此。她说有点头痛，还咳嗽。也许是感冒了。