来自倪顺康的问题
henoticedthatthelevelofthemelatonininthebloodofthesesubjectswentdown.subjects指什么
henoticedthatthelevelofthemelatonininthebloodofthesesubjectswentdown.subjects指什么


henoticedthatthelevelofthemelatonininthebloodofthesesubjectswentdown.subjects指什么
henoticedthatthelevelofthemelatonininthebloodofthesesubjectswentdown.subjects指什么
他注意到这些个体血液里的褪黑激素的含量下降了.Subjects是试验里的个体,可以是人,动物等等.