Chromophotometer
比色计
🗣️ 情景例句
I can't wake up in the morning without a cigarette or cup of coffee.
早上不抽根雪茄或喝杯咖啡我就醒不了。
He came at a bad time.
他来的不是时候。
The problem is finding land for it.
问题是要找到土地来修建厂房。