Chromatobar
色谱(固定相)棒
🗣️ 情景例句
Oh, how do you do, Xiao Fu. This is Mary.
哦，你好，小付。我是Mary。
You can't make bricks without straw.
没有稻草，制砖难搞。
Excuse me. I've lost my cat. Have you seen it anywhere?
打扰了。我的猫丢了，你在哪见过吗？