
gears
词源
源自中古英语 gere(装备),古 Norse 语 gervi(准备),与古高地德语 garawi(装备)同源。机械齿轮义项于16世纪从轮齿啮合的概念引申而来。
noun
❶ 齿轮,机械装置中用于传递动力或改变运动方向的带齿圆盘。常见于车辆变速器、钟表等精密机械中。
“The bicycle's gears need oiling to run smoothly.”
(自行车的齿轮需要上油才能顺畅运转。)
“He shifted gears to climb the steep hill.”
(他换挡以爬上陡峭的山坡。)
❶ 装备或工具,尤指特定活动所需的专业设备,如露营装备或摄影器材。
“We packed our camping gears for the weekend trip.”
(我们为周末旅行打包了露营装备。)
“Photographers carry heavy gears to shoots.”
(摄影师会携带沉重的器材去拍摄。)
verb
❶ 调整或准备某物以适应特定情况,常用于比喻性表达。
“The company is gearing up for the product launch.”
(公司正在为产品发布做准备。)
“Schools gear their teaching methods to students' needs.”
(学校根据学生需求调整教学方法。)
常见短语
gear up — 为某事做好准备或进入积极状态,常用于工作或活动前的动员。
“The team is gearing up for the championship finals.”
(团队正在为冠军决赛做准备。)
in gear — 指机器齿轮啮合运转,比喻事物处于正常运作或高效状态。
“After the training, the new project was finally in gear.”
(经过培训,新项目终于步入正轨。)