... 旋压用语正旋 forwardspinning,directspinning 发正上手旋球 forehand topspin service 右旋的,正旋的 dextrorotatory ...
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Services include the backhand topspin and backspin serves the forehand topspin and backspin serves and the high toss service.
发球方法包括，反手上旋球和下旋球，正手上旋球和下旋球。和高抛发球。
Services include the backhand topspin and backspin serves, the forehand topspin and backspin serves, and the high toss service.
发球方法包括，反手上旋球和下旋球，正手上旋球和下旋球。和高抛发球。
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