Methylandrostenediol
[醫(yī)] 甲基雄烯二醇
??? 情景例句
Sit down, sit down. Have some coffee.
請坐， 請坐。喝點(diǎn)咖啡。
This problem is hard to solve.
要解決這個問題不簡單。
He showed that the average individual's sleep cycle is punctuated with peculiar bursts of eye-movements,
他指出，平常人的睡眠周期中不時伴有一陣陣奇怪的眼球隊(duì)活動，