circadian
英 [sɜ:ˈkeɪdiən] 美 [sɜrˈkeɪdiən]

adj.

昼夜节奏的，生理节奏的 （即大约每天一次的）；

英英释义

circadian[ sə:'keidiən ]

• adj.of or relating to biological processes occurring at 24-hour intervals

  "circadian rhythms"

词组短语

circadian rhythm生理节律；[化]近昼夜节律；日周期节律

双语例句

用作形容词(adj.)

1. Circadian rhythms show persistent, stable periodicities of about 24 hours.
   昼夜节律表现出大约24小时的连续而稳定的周期性。
2. Sleeping late on weekends can also disruptour circadian rhythm.
   周未迟睡也会打乱人体的日夜周期。

权威例句

A functional analysis of circadian pacemakers in nocturnal rodents
Hypothalamic regulation of sleep and circadian rhythms.
Extensive and divergent circadian gene expression in liver and heart.
A serum shock induces circadian gene expression in mammalian tissue culture cells.
Role of the CLOCK Protein in the Mammalian Circadian Mechanism
Resetting central and peripheral circadian oscillators in transgenic rats.
Mutagenesis and Mapping of a Mouse Gene, Clock, Essential for Circadian Behavior
Restricted feeding uncouples circadian oscillators in peripheral tissues from the central pacemaker in the suprachiasmatic nucleus.
The orphan nuclear receptor REV-ERBalpha controls circadian transcription within the positive limb of the mammalian circadian oscill...
Individual neurons dissociated from rat suprachiasmatic nucleus express independently phased circadian firing rhythms.