Chromosensitometer
彩色感光仪
🗣️ 情景例句
Earth day should be every day.
每一天都应该是地球日。
A little of every thing is nothing in the main.
每事浅尝辄止，事事都告无成。
I bought two expensive dictionaries here half and hour ago, but I forgot to take them with me.
半小时以前我在这里买了两本很贵的辞典，但是我忘了拿走。