Sector gear
[机] 扇形齿轮, 扇形轮
🧩 词语组成解析
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
Have you changed jobs?
你换工作了吗？
How much is this rug?
这条地毯多少钱？
For his lifentime's work in studying the communication of animals, including honey bees, Professor Karl von Frisch was given a Nobel Prize in 1973, which he shared with two other scientists. He died in 1982.
由于卡尔·冯·弗里施教授一生都在研究蜜蜂在内的动物之间信息的传递，他和另外两位科学家在1973被授予一项诺贝尔奖。他于1982年去世。