dirt bike
US /ˈdɜːrt baɪk/
UK /ˈdɜːrt baɪk/
1.
越野摩托車, 泥地摩托車
a lightweight motorcycle designed for use on rough terrain, often in races or for recreation
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He loves riding his dirt bike through the trails.
他喜歡騎著他的越野摩托車穿過小徑。
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They bought a new dirt bike for their son's birthday.
他們為兒子的生日買了一輛新的越野摩托車。