Reagent's purity
[化] 试剂纯
🧩 词语组成解析
🗣️ 情景例句
It's not an important game, anyway.
话说回来， 这场比赛不重要。
His career opportunities suddenly looked brighter.
他似乎突然又有希望飞黄腾达了。
Broken? Oh dear!
坏了？天啊！