Antiozidant
[化] 抗臭氧劑
??? 情景例句
Sorry, I'm afraid I'm busy tonight.
很抱歉，恐怕我今晚沒空。
I ought to make a phone call.
我應該打個電話。
He's upstairs.He's having a bath.
他在樓上。他正在洗澡。