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
Good idea.
好主意。
A wise man thinks all that he says,a fool says all that he thinks.
聪明人想了才说，愚笨的人想着就说。
How much did you pay for all these things? asked her mother.
“买所有这些东西你付了多少钱？”她妈妈问。