Manhours
(manhour 的复数) n. 一人一小时内完成的工作量, 工时
🗣️ 情景例句
I happened to meet her on the bus.
我凑巧在公共汽车上碰见她。
If you remove stone by stone, even a mountain will be levelled.
一块一块把石移，高山也可变平地。
Look out! There's a kangaroo!
当心！一只袋鼠！