Sers
表面增强拉曼谱仪
🗣️ 情景例句
When did you come here?
是什么时候来这儿的？
I wasn't born yesterday.
我又不是三岁小孩。
He mentally visualizes a complex form from all round itself;
他的大脑能从物体周围的各个角度勾画出其复杂的形象，