Aeroionization
空气离子化, 空气电离(作用)
🗣️ 情景例句
and with time...
而且随着时间流逝……
You should wear a sweater, It's cold today.
你应该穿一件毛衣，因为今天很冷。
For once, Harry had to admit defeat.
哈里只好认输。