Brisk Walking: Walking at the rate of about 4 MPH with energetic arm motion.

快走：用力摆动双臂行走，速度约为每小时4英里。

youdao

Brisk Walking: Walking at the rate of about 4 MPH with energetic arm motion.

快走：用力摆动双臂行走，速度约为每小时4英里。

youdao