shifter
🇺🇸
/ˈʃɪftər/
🇬🇧
/ˈʃɪftə(r)/
A device that allows a vehicle or bicycle to change gears.
The bike's shifter was easy to use, making it simple to switch gears while riding.
自行车的变速杆很容易使用,使得在骑行时切换齿轮变得简单。