🗣️ 情景例句
This is as useful as screen door on a submarine.
这毫无用处。
I can give you one for $24.00 a day or $158.00 a week.
租一辆一天24美元，一周158美元。
So it is a comparatively simple step from locating the sea bottom to locating a shoal of fish.
从测定海深到测定鱼群，这一进展比较容易。