I couldn't have got to Slough in time unless I'd had a helicopter.
I couldn't have got to Slough in time unless I'd had a helicopter.
除非我有一架直升飞机,否则我是不可能在那个时候赶到S地的.
I couldn't have got to Slough in time unless I'd had a helicopter.
除非我有一架直升飞机,否则我是不可能在那个时候赶到S地的.