Ozonoscope
[化] 臭氧检验器\\n[医] 臭氧检验器
🗣️ 情景例句
Television is the most powerful tool of persuasion that man has ever created.
电视是人类所创造的最有威力的游说工具。
Bottoms up!
干杯！
When were you born?
你什么时候出生的？