Grooved roll
[机] 环槽滚子
🧩 词语组成解析
a. 带纹道的；表面有沟槽的
roll
[rəul]
vt. 辗;使（眼球等）左右转动;（使）原地转圈;滚动;
vi. 左右摇晃;翻滚;开始移动，启动;
n. 名册;滚翻;
🗣️ 情景例句
Your cooking is better than mine, and I certainly prefer not having to bother to cook at all.
你的菜煮得比我好，我当然就不想班门弄斧了。
It won't take much time.
不会花很多时间的。
Good morning! What can I do for you?
早上好！我能为你做些什么？