zzzs
zzzs-
As anticipated , reading print made for better Zzzs .
纸质书阅读组如预期般有着更好的睡眠。
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Keep the snack small . A heavy meal will tax your digestive system , making you uncomfortable and unable to get soothing ZZZs .
零食只能是少量的，太多的话会增加消化系统负担，让您不舒服，也不能让您安心地呼呼大睡。
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The participants were then divided into two groups : one group stayed awake and listened to a recording of the word pairs ( along with some new word pairs not previously introduced ), while the other group listened to the playback as they caught some zzzs .
然后他们被分成两个组：一个组的成员保持清醒并听一些词组的录音（其中还夹杂着一些他们之前没有出现的词组），另一组的成员则在睡眠中听录音。