Photoelectrometer
[医] 光电比色计
🗣️ 情景例句
Notices are displayed on the bus asking people not to smoke.
公共汽车上张贴着请勿吸烟的公告。
I'm John Smith.
我是约翰、史密斯。
Well, have you considered using the lab in your free class? I suggest you ask Mr. Wu.
噢，你是否考虑过在自习课上利用这个实验室？我建议你问问吴先生。