Spectrodensitometry
分光密度测定法, 光谱密度法
🗣️ 情景例句
Good. What do you think, Richard?
好。 你看呢 Richard？
It's $25.00 one way or $45.00 for a weekend excursion.
单程票价25美元，周末旅行来回票价45美元。
But it's great! We're together most of the time.
但是好极了！大多数时间我们在一起。