Reagent's purity
[化] 试剂纯
🧩 词语组成解析
🗣️ 情景例句
And perhaps, you'll join us?
也许你能跟我们一起去
Whom will you invite to the meeting?
你将邀请谁参加会议？
Such an attempt only aggravates the strain of mental effort.
这种愿望只能加剧精神紧张。