每日商務英語 第777期: 商用大卡車

big-rig ———— 商用大卡車（名詞，俚語）
英文釋義
(noun, SLANG) A large commercial truck, usually having eighteen wheels.
例句

The narrow road was completely blocked by a big-rig that had collided with a bus.

一輛商用大卡車與一輛公交車相撞，狹窄的道路被徹底阻塞了。