Gonitis
[医] 膝关节炎
🗣️ 情景例句
Don't be too sure.
别那么肯定。
Without a friend the world is a wilderness.
没有朋友，世界就等于一片荒野。
The temperature will stay above zero in the day-time, but at night it will fall below zero again.
白天气温保持在零度以上，但夜间仍会降至零下。