Spectrodensitometry
分光密度测定法, 光谱密度法
🗣️ 情景例句
That's backbreaking work and may be too much for us.
这可是累人的工作， 我们可能负荷不了。
You can't stay in bed, darling!
亲爱的，你不能老呆在床上呀。
He is ill in bed.
他卧病在床。