请输入您要查询的英文单词：
单词
back gear
释义
back gear
美
/ b?k ɡ?r /
简明释义
后退齿轮：指车床主轴头部的齿轮，用于将主轴的速度从驱动滑轮的速度降低。
后退齿轮的：来源：韦氏词典。
网络释义
短语
1
back gear
背轮 ;
机
背齿轮 ; 倒退齿轮 ; 减速齿轮
2
back gear shaft
背齿轮轴
3
double-back gear
双跨轮
双语例句
1
As soon as the driver puts the car in
gear
and touches the gas pedal, the engine starts
back
up.
司机一挂上挡，踩下油门踏板，发动机就重新启动了。
2
A llama, the only draft animal on the continent, could carry 70 pounds of
gear
on its
back
.
美洲驼是整个大洲唯一可以背负70磅东西的载货动物。
3
The motor drives a
gear
at the top of the tail, causing the tail to swing
back
and forth, which propels the robot upward.
发动机带动机器人尾巴顶部的齿轮，引导尾巴前后摇摆，推动其上升。
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。
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更新时间：2026/7/1 3:37:36