词汇	bit their lips
释义	bit their lips v.咬住嘴唇
随便看	duration of ascent duration of a scintillation duration of attention Duration of a voltage change duration of bit duration of blast duration of body-turning duration of braking duration of breaker contact duration of bright sunshine duration of burning duration of call duration of certain stages duration of certificate duration of charge duration of charging Duration of chemotherapy duration of clear vision duration of coagulation duration of combustion Duration of Commitment duration of contact duration of contract duration of contraction duration of copyright