因为他的身体虚弱 his health is frail
因为体虚
Because of weakness
以上为机器翻译结果，长、整句建议使用 人工翻译 。
其中之一是，肥胖的人在治疗上开始得比较早，因为肥胖症致使他们出现体虚和呼吸困难等症状。
One is that obese people visit physicians earlier than others because they develop symptoms, such as fatigue and breathing problems.
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