Phs
(pH 的复数) 氢离子指数\\n[医] 药典; 苯基
🗣️ 情景例句
I'm twenty-nine.
我二十九岁。
It's scheduled to arrive at 11:50.
按照列车时刻表是11点50分到。
The weather was very cold, and many people were ill.
天气非常冷，很多人生了病。