hormone melatonin

常見(jiàn)例句

The onset of sleep is triggered by two things: a decrease in body temperature and an increase in the production of the hormone melatonin.
誘發(fā)睡眠取決下列二個(gè)條件：身體溫度的降低和荷爾蒙褪黑激素的分泌增加。
Turn off the TV and computer at least half an hour before bed; their lights can reduce your body's production of the sleep hormone melatonin.
在上床睡覺(jué)前至少半小時(shí)就把電視或電腦關(guān)閉，因?yàn)殡娮赢a(chǎn)品的燈光會(huì)降低體內(nèi)睡眠荷爾蒙褪黑素的生成。
But they still need to know when to mate, pack on fat or thicken their coats. So they probably rely on an annual clock instead, set by the hormone melatonin.
即使如此它們也還是得了解何時(shí)交配、儲(chǔ)存脂肪或是增加皮毛，因此它們依賴的可能是由荷爾蒙褪黑素調(diào)節(jié)的年鐘。