Chromophotometer
比色计
🗣️ 情景例句
She works hard.
她工作起来拼命
Excuse me I couldn't help you.
对不起我不能帮助你。
It provides relaxation for leisure hours, as just looking at one's treasures is always a joy.
它可以使人在闲暇中得到休息，因为欣赏自己收藏的珍品总会充满了乐趣。