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- 旋球击于球侧使其产生的旋转运动或急速旋转球而放出手去产生的旋转运动
The spin given to a ball by striking it on one side or releasing it with a sharp twist.
- 急速行动或动作的快速性
Rapidity of action or motion.
- 一齐射击，快速连续射击大批火器同时连续急速地发射
A discharge from a number of firearms, fired simultaneously or in rapid succession.
- 路易莎急速惊恐地望了我一眼。
Louisa threw me a quick frightened glance.
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