每日口說挑戰 酸鹼的優缺點

今日挑戰句子

For a streak-free shine, that is a weak base. So, it doesn't take much to be an active player in the chemical economy.

讓玻璃晶瑩剔透，那是弱鹼。所以，在化學的經濟體系裡，不必投入太多也能成為活躍玩家。