Premenopausal amenorrhea
[医] 经绝前经闭
🧩 词语组成解析
绝经前期的
n. 经闭, 无月经\\n[医] 经闭, 无月经
🗣️ 情景例句
Turn the key before you pump the pedal, or you'll flood the engine.
加水之前转动钥匙，要不发动机就给浇灭了。
We waved until the car was out of sight.
我们挥手直到汽车消失。
This morning, however, a firemen accidentally discovered the cause.
然而今天上午，一个消防队员偶然发现了起火的原因。