Tread-mill
[医] 踏旋器
🧩 词语组成解析
tread
[trɛd]
vi. 踩，踏;行走;交尾;
vt. 踩成;踏出;步行于;踩（烂）;
n. 踏，踩，走;交尾;（楼梯的）踏板;轮胎接触地面的部分;
mill
[mil]
n. 磨坊;磨粉机;榨汁机;工厂;
vt. 研磨，粉碎;搅拌;磨，铣;轧花边（在纸币上）;
vi. 惊跑，乱闯;经研磨;
🗣️ 情景例句
You and Mommy used to take me on the ferryboat.
你和妈妈常带我坐渡船。
I am beginning to understand that my personality is very complicated.
我开始明白自己的性格非常复杂。
He has pointed out that the tree is a useful source of income as tour-ists have been coming from all parts of the country to see it.
他指出，由于人们从全国各地纷纷前来参观这棵树，