Thread grinder
[机] 螺纹研磨机
🧩 词语组成解析
thread
[θrɛd]
n. 线;线索;线状物;螺纹;
vt. 穿成串;将（针、线等）穿过…;用…线缝;给…装入（胶片、狭带、绳子）;
grinder
[['graində]]
n. 推磨的人, 研磨者\\n[化] 磨床; 磨木机; 研磨机
🗣️ 情景例句
What's the exchange rate today?
今天的兑换比率是多少？
It doesn't make any difference.
没什么差别。
Last summer I spent days in the garden watching thousands of ants crawling up the trunk of my prize peach tree.
去年夏天，我花了好几天时间站在花园里观察成千只蚂蚁爬上我那棵心爱的桃树的树干。