Photodensitometer
光稠计, 光密度计
🗣️ 情景例句
If it's possible, I'd like to arrange a time to come up and see you.
可以的话，我希望能安排时间来看你。
Just for argument's sake, suppose we disagree.
为了讨论各种情形，让我们假设我方不同意时的处理方法。
China is great! We like school, and the food is good too.
中国太棒啦！我们喜欢学校，这里的吃的也挺好。