Ozonizer
n. 臭氧发生器\\n[化] 臭氧化发生器
🗣️ 情景例句
Hi, Frank.
嗨， Frank。
How much wool did you want to order?
你要订购多少羊毛？
Once a year, a race is held for old cars.
旧式汽车的比赛每年举行一次。