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单词
sleep-wake cycle
释义
WordReference Random House Unabridged Dictionary of American English © 2024
sleep
′
-wake
′
cy′cle
(slēp
′
wāk
′
),
USA pronunciation
Physiology
the species-specific biological pattern of alternating sleep and wakefulness, in humans roughly 8 hours of nocturnal sleep and 16 hours of daytime activity.
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svarabhakti
svc.
svc
svedberg
svelte
svelter
sveltest
svengali
sverdlovsk
sverdrup
sverige
svetambara
svetlana
svevo
svga
svgs.
svgs
svizzera
svo language
svq
s.v.r.
svs
s/w
sw.
sw
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更新时间:2026/2/6 13:43:15