（移交） turn over; hand over; transfer
hand over work to one's successor; brief one's successor on handing over work
交代工作
（嘱咐） tell; leave words; order
have given clear-cut orders
已交代得清清楚楚
（说明） explain; give an account of; make clear; brief
assign and explain a task; brief sb. on his task
交代任务
explain policy
交代政策
（说清楚） account for; justify oneself
be unable to justify an action
交代不过去
（坦白） confess
confess a crime
交代罪行
make a clean breast of
彻底交代
[地质] metasomatism; metasomatosis; replacement