向下的 下降的英释
a gentle downward slope.缓坡
Benedict pointed downward again with his stick..贝内迪克特又用他的拐杖向下指了指。
downward trend,向下趋势，下跌趋势
downward spiral,向下旋转；螺旋式下跌；减记恶性循环
downward movement,向下运动
downward welding,平焊，俯焊
