Tritoxide
[医] 三氧化物
🗣️ 情景例句
Crossing the Luohu border is a nightmare on holidays and weekends.
节日或者周未过后边毕业班检查站简直就是场恶梦。
I got a dozen eggs.
我拿了一打鸡蛋。
He invited me to dinner yesterday.
他昨天请我吃晚饭了。