Stepped gear
[机] 塔齿轮
🧩 词语组成解析
v. 踏；行走（step的过去式和过去分词）
gear
[ɡɪr]
n. 齿轮;排挡;传动装置;衣服 ;
vi. 接上;调和;
vt. 使适应;装上齿轮;用齿轮连接;
🗣️ 情景例句
I would like to buy a diamond necklace for my wife.
我想为我的妻子买一条钻石项链。
The newsboy throws his papers in the wrong place.
报童把报纸投错了地方。
As it is, they have been drilling for sixteen hours and they still have a long way to go.
实际情况是，他们已连续钻了16个小时了，但离钻透还早着呢。