gear
「gear」的意思
n. 排挡，齿轮；（用于特定目的的）装备，服装；（做事的）速度，努力；（特定用途的）器械，装置；<非...
n.齿轮,传动装置v.调整,(使)适合,换档
「gear」的用法
gear齿轮 - 用于机械传动
「gear」的例句
She put on a new gear for her bike.
她为她的自行车换了一个新的齿轮。
He shifted gears to accelerate.
他换挡以加速。
The car's transmission has five gears.
这辆车的变速器有五个档位。
She was learning to shift gears smoothly.
她正在学习平稳换挡。
The bicycle has a single gear for easy pedaling.
这辆自行车只有一个档位，便于踩踏。
He was in the second gear when he started climbing the hill.
他开始爬山时在二档。
She adjusted the gear ratio for better performance.
她调整了齿轮比以提高性能。
The motorcycle had three gears for different speeds.
这辆摩托车有三个档位，适用于不同的速度。
She was practicing shifting gears while riding her bike.
她正在骑自行车时练习换挡。
The car's transmission had six gears for optimal performance on various roads.
这辆车的变速器有六个档位，适用于各种道路。