Tetraiodophenolphthalein
四碘酚酞
??? 情景例句
Let me describe to you more detail.
讓我來向你做更詳細的講述。
We used to go to the movies about once a week.
我們過去常一個星期大約去看一次電影。
Quick, turn the gas off. Cover the pan. Be careful!
快，把煤氣關上。蓋上鍋。小心！