sprocket
n
1 each of several teeth on a wheel that connect with the links of a chain or the holes in a film or in paper or magnetic tape 链轮齿.
2 (also `sprocket-wheel) such a wheel, eg on a bicycle 链轮. =>illus at App 1 见附录1插图, page xiii.
🗣️ 情景例句
I love it.
我喜欢。
He conducted himself nobly.
他持身高尚。
Though they extol the virtues of the peaceful life, only one of hem has ever gone to live in the country and he was back in town within six months.