Sers
表面增强拉曼谱仪
🗣️ 情景例句
In the Spring and Autumn period, copper and iron chopsticks came into being.
在春秋时代又出现了铜制和铁制的筷子。
To scratch for fleas
因为跳蚤而抓痒
Glancing at her scornfully, he told her that the dress was sold.
轻蔑地看了她一眼后，便告诉她那件衣服已经卖出去了。