1 . 不恰当
... 一致的unanimous ; in complete agreement 不恰当inappropriate ; improper ; unsuitable ; inadequate批判criticize ; blame; find fault with ; make judgments ofthe merits and faults of….
2 . 不适当的
inadequatepenetration 未焊透inadequate不适当的inadequate不适当的不充分的
3 . 不足
Although it's normal for teens to often feel a little inadequate(不足) physically, socially or intellectually (智力上), it's also important to.
4 . 不充分的
inaccurate不精确的inadequate不够格的,不充分的inappropriate不适合的