请问setout setabout setoff各是什么意思 你能为我造句子吗
set out出发 They set out on the last stage of their journey. 他们开始了旅行的最后一程. She set out at dawn. 她天一亮就动身了. set about: 开始,着手 1. You must set about your work at once. 你必须立即开始工作。 2. Do you know how to set about going on this work? 你知道怎样着手进行这项工作吗？ set...