寸足らず

(1)not perfect; defective or inadequate; "had only an imperfect understanding of his responsibilities"; "imperfect mortals"; "drainage here is imperfect"

(2)完全でない

(3)不完全であるか不十分な

(1)had only an imperfect understanding of his responsibilities

(2)彼の責任を完全に理解してないだけだ

(3)imperfect mortals

(4)欠点のある人間

(5)drainage here is imperfect

(6)ここの排水は不完全である