Decertifies
vt. 收回…的證件；收回執照
??? 情景例句
You're on the day shift now.
你現在上白班。
Can you spot me?
你能先幫我墊一下嗎？
the writer comes to discern things in his material which were not consciously in his mind when he began.
會領悟到素材中很多東西是他剛動筆時所未意識到的。