形容詞 unacceptable:

1. not adequate to give satisfaction
2. not acceptable; not welcome
3. used of persons or their behavior
   同義詞：impossible, insufferable, unsufferable
4. not conforming to standard usage
   同義詞：unaccepted

1. New sample receive but quality nothing better price increase unacceptable.
   新樣品已收到，質量不太好，“加價”無法接受。
2. If a thing is not done to perfection, it is unacceptable.
   做得不完美的事是無法接受的。
3. The theory he put forward at the meeting was entirely at fault and was therefore unacceptable.
   他在會上提出的理論完全不可靠，因此是不能接受的。
4. Such behavior is unacceptable in a civilized society.
   這樣的行為在文明社會里是不能接受的。