Major depression
重性抑郁[症]
🧩 词语组成解析
major
['medʒɚ]
adj. 主要的;重要的;大调的;主修的（课程）;
n. 主修科目;大调;陆军少校;成年的;
vi. <美>主修，专攻;[美国英语][教育学]主修(in);专攻;
maj大+or...的 → 较大的；主要的
🗣️ 情景例句
He made up his mind to give up smoking.
他下决心戒烟。
Would you please have these clothes washed for me?
可以请你为我把这些衣服洗了？
There were coins everywhere.We looked for them, but we could not find them all.
到处都是硬币。我们虽然找了，但没有把它们全部找到。