1、出发的英语：set out，英 [set a?t] 美 [set a?t]。
2、他们出发时有很充分的准备。When they set out they were well prepared.
3、他们沿着河岸向西出发了。They set out in a westerly direction along the riverbank.
4、快点！我们该出发了。Come on! Its time we made a start.