Assaying
[化] 试金; 分析矿物; 测定; 分析; 鉴定
🗣️ 情景例句
I'll call in the morning and set up an appointment to see him.
我明天早上就打电话给他， 跟他约个时间去看他。
Who is going to wait?
谁在等？
Oh, it's a short ruler. Who has a long one?
噢，这是把短尺。谁有长尺？