annual clock的意思|示意
美 / ˈænjuəl klɔk /
英 / ˈænjuəl klɑk /
年钟
annual clock相关例句
In reindeer, even if they're missing a circadian clock, melatonin levels still spike when it's dark and drop when it's light, making the equinoxes an ideal time to synchronize their annual clocks.
而驯鹿呢,虽然它们没有昼夜节律钟,其褪黑激素水平仍然会在黑暗的时候上升,光亮的时候下降,从而使它们的昼夜分点达到理想状态,进而与年生物钟同步。