1 . 不恰當
... 一致的unanimous ; in complete agreement 不恰當inappropriate ; improper ; unsuitable ; inadequate批判criticize ; blame; find fault with ; make judgments ofthe merits and faults of….
2 . 不適當的
inadequatepenetration 未焊透inadequate不適當的inadequate不適當的不充分的
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不精確的inadequate不夠格的,不充分的inappropriate不適合的