名词
中文翻译：杰克臂
同义词：
['jacket arm', 'jacket arm', 'jacket sleeve例句：1. He reached for the door handle with his jack arm.（他用他的杰克臂去抓门把手。）']
例句：
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1. He reached for the door handle with his jack arm.
他用他的杰克臂去抓门把手。
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2. The actor's jack arm was a highlight of the performance.
那位演员的杰克臂是表演的亮点。
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3.She held her baby close to her chest with her jack arm.
她用她的杰克臂紧紧抱着婴儿。