gear [rack; toothed] wheel; (toothed) gear; wheel gear
bevel gear
傘齒輪
helical gear
斜齒輪
spur gear
正齒輪
get [put; throw] into gear
搭上齒輪
out of gear
齒輪脫開
This large gear turns the small one to rotate the cylinder.
這個(gè)大齒輪帶動(dòng)小齒輪使?jié)L筒旋轉(zhuǎn)。
The teeth of the wheel gear into each other.
齒輪互相嚙合。