Footfalls
n. 脚步, 脚步声( footfall的复数形式 )
🗣️ 情景例句
I'm thinking of ordering 100 sets. But one problem-
我正考虑定购一百台，只是一个问题-
When did you graduste?
你什么时候毕业的？
It has four Rolls-Royce Merlin engines, but the group will need to have only three of them rebuilt.
该飞机装装配有4台罗尔斯-罗伊斯的默林发动机，但是他们只需要修复其中的3台。