1、It was touch-and-go whether we should catch the train.
我們能否趕上火車還很難說。

2、Major surgery followed by a touch-and-go recovery
緊隨著大手術(shù)的危險的恢復(fù)期

3、It was touch-and-go whether we would get to the airport in time.
我們是否能按時到機場還很難說。

touch-and-go翻譯