| 释义 |
top spin ball
基本例句
上旋转
A tennis ball spins more on clay courts than on grass courts.网球在土场上比在草场上旋转更明显。
By following the eye movements of volunteers as they spin in his whirling chair, Paige has found that this vestibulo-ocular reflex is slower in older subjects.佩奇通过注视自愿受试者坐在转椅上旋转时的眼睛运动，发现这前庭视觉反应在老年受试者要比较慢些。 |