动身去leaveforstartforstartoff/outstartoff/out出发,动身去……startoff/outtodosth.开始做……startfor(aplace)出发去某地start(sb.)off开始做……,使(某人)开始做…动身去寻找sichaufdieSuchemachennach
set out to do sth.
set off
leaveforsp动身去某地
leave for