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/ˈwiːkənz/
使变弱；削弱；减弱
Lack 🔊 of 🔊 sleep 🔊 weakens 🔊 the 🔊 immune 🔊 system 🔊 , making 🔊 you 🔊 more 🔊 susceptible 🔊 to 🔊 illness 🔊 .
缺乏睡眠会削弱免疫系统，使你更容易生病。
Lack of sleep weakens the immune system, making you more susceptible to illness.
