n.自行車；腳踏車；摩托車

vi.騎自行車

I've decided to buy that bike. 我已決定購買那輛自行車。

The lost bike was discovered at the bus stop. 丟了的腳踏車在公車站找到了。

John's parents vetoed his plan to buy a motor bike. 約翰的父母不同意他買摩托車。

This morning on my way to school, I saw a motorbike hit a man on a bike. 今天上班路上看到摩托車撞了一個騎車人。

Our boss loves to bike for an excursion. 我們老板喜歡騎自行車去郊游。