1. 他在外面猶豫徘徊，因過於膽怯而不敢進去。
   He hovered about outside, too afraid to go in.
2. 一個軍官作出如此膽怯的行為使整個團都蒙受羞辱。
   Such an act of cowardice by an officer shames his whole regiment.
3. 羞怯的，局促不安的具有害羞的、膽怯的、不安的特征的，表現(xiàn)出此種特性的，由此種特性引起的
   Characterized by, showing, or resulting from shyness, self-consciousness, or awkwardness.
4. 缺乏自信；膽怯缺乏自信的性質(zhì)或狀態(tài)；膽小的或羞怯的
   The quality or state of being diffident; timidity or shyness.
5. 畏怯的充滿恐懼的；膽怯的
   Full of apprehensiveness; timid.

膽的英語翻譯：

怯的英語翻譯：