Essential dysmenorrhea
[医] 自发性痛经
🧩 词语组成解析
n. 痛经\\n[医] 痛经
🗣️ 情景例句
Tonight, it's my treat.
今天晚上， 我来请客。
Look at the world through rose-coloured glasses.
对万事要乐观。
We can read of things that happened 5,000 years ago in the Near East,
我们从书籍中可读到5，000 年前近东发生的事情，