Reagent's purity
[化] 试剂纯
🧩 词语组成解析
🗣️ 情景例句
This one really brings back memories.
这一张的确唤起了许多的回忆。
Full details regarding packing and marking must be strictly observed.
请严格遵守包装及商标的细则。
There is a television in the room.
客厅里有台电视机。