Spectrodensitometry
分光密度测定法, 光谱密度法
🗣️ 情景例句
Who is that?
那是谁呀？
Who is the auther of this essay?
谁是这论文的作者？
She had told him to come straight in if ever she failed to open the door and to leave the bread on the kitchen table.
她曾告诉过面包师，如果她不去开门，他可直接进门，把面包放在厨房的桌上。