Chromatobar
色谱(固定相)棒
🗣️ 情景例句
I'm very glad to meet you.
很高兴认识你。
Improve your time and your time will improve you.
珍惜时间，时间才会珍惜你。
I'm sorry, but I don't have any with me now.
真抱歉，我现在身上没带。