Foods that contain a substance called tryptophan, which is converted to an amino acid called L-tryptophan, promote sleep.
食物中含有一种称为色氨酸的物质，它可以转化为一种能促进睡眠的氨基酸—l -色氨酸。
One substance gave him such hallucinations that he had to sleep them off for two days.
有种物质造成的幻觉极其强烈，以致他睡了两天才清醒过来。
Dairy foods contain tryptophan, which is a sleep-promoting substance.
奶制品中含有的色氨酸是种有助增进睡眠的物质。
One instance that stuck with us is an anecdote related by Lance Armstrong in which his personal physician, Dr. Michael Ferrari (awesome name), described the effects of sleep as a foreign substance.
他的私人医生迈克尔.法拉利医生（好棒的名字），把睡眠的效果比作奇物。
They claimed to have isolated a substance from the cerebrospinal fluid of dogs that had been deprived of sleep for 6 to 15 days.
他们俩从有6至15个小时没有睡觉的狗的脑髓液中分离出一种物质。
The most popular notion was that some substance builds up in the brain during wakefulness, eventually to cause sleep.
最通俗的观念是一些在非睡眠状态下组成脑部的物质，最终引发睡眠。
The police repeatedly beat him, ordered fellow detainees to beat him, subjected him to days of sleep deprivation and drugged him with a substance that made his eyes and ears bleed .
警察多次对他毒打，还命令同室的在押人员殴打他，几天几夜剥夺他的睡眠，还用药水灌他，导致眼睛和耳朵出血。
The police repeatedly beat him, ordered fellow detainees to beat him, subjected him to days of sleep deprivation and drugged him with a substance that made his eyes and ears bleed .
警察多次对他毒打，还命令同室的在押人员殴打他，几天几夜剥夺他的睡眠，还用药水灌他，导致眼睛和耳朵出血。
应用推荐