形容词
中文翻译：四肢瘦弱的同义词
同义词：
['skinny', 'frail', 'thin']
例句：
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1. The old man has a skeletal frame and his limbs are so skinny that they look like sticks.
这位老人骨架很大，四肢瘦弱得看起来像是棍子。
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2. She was always thin, with skinny arms and legs.
她总是很瘦，手臂和腿都很细。
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3. The boy is very skinny, which worries his parents.
这个男孩非常瘦，这让他的父母很担心。