名词
中文翻译：Unknown
同义词：
['1. pitching arm', '2.pitching hand', '3. pitching shoulder']
例句：
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2. 投球手的上臂3.
在体育比赛中
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1. The pitcher had to adjust his armpits to hit the ball better.
投手必须调整他的臂部来更好地击球。
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2. The pitcher's armpits were covered in sweat during the game.
比赛期间，投手的臂部被汗水覆盖。
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3. The pitcher was praised for his strong armpits and powerful throws.
投手因其强壮的臂部和有力的投掷而受到赞扬。