Spirally grooved tube
[化] 螺纹沟槽管
🧩 词语组成解析
adv. 成螺旋形地
a. 带纹道的；表面有沟槽的
🗣️ 情景例句
So, what were you two talking about?
你们俩刚才谈什么了？
What day is it today?
今天星期几？
When he received a very rude reply from one of the workmen.
其中一个工人粗鲁地回了几句。