Analytical concentration
[化] 分析浓度
🧩 词语组成解析
🗣️ 情景例句
I should be finished packing by then.
到那时候我应该已经整理好行李了。
It's been cloudy all morning.
整个早上多云。
It is one of the world's most important languages because it is so widely used.
英语使用得如此广泛，它已成为全球最重要的语言之一。