1.Let's go
2.f it is some distant suburb county or even farther, I have to leave on Friday night on a bus.如果去比较远的郊县或者更远的地方,星期五晚上就得坐车出发。
3.Allowing for the bad weather, we should set off soon考虑到天气不好,我们应该立即出发。
4.When he set off, the solo record stood at 93 days他出发的时候,单人航海世界记录是93天。
5.Rain or shine, well set out tomorrow.不论天气好坏,我们明天出发。