Fluted roller
[机] 沟纹辊
🧩 词语组成解析
a. 笛声的, 有凹槽的
🗣️ 情景例句
I didn't think of that. Thanks.
我倒没有想到这个法子。谢了。
In college I majored in economics, What was you major?
大学时我主修经济，你主修什么呢？
The lady who is standing behind the counter.
站在柜台后面的那位女士。