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有三种基本的发球方法:下手发球,上手发球和钩手发球或大力(抡臂)钩手发球。
There are three basic kinds of the underhand serve the overhand serve and the hook serve or roundhouse serve.
youdao
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有三种基本的发球方法:下手发球,上手发球和钩手发球或大力(抡臂)钩手发球。
There are three basic kinds of the underhand serve the overhand serve and the hook serve or roundhouse serve.
youdao