Microdensitometry
微密度测定
🗣️ 情景例句
It seems I owe you an apology.
好像我该向你道个歉。
Evil comes to us by ells and goes away by inches.
罪恶来时，尺进寸退。
Try and stand up.Can you stand up?
试试站起来。你能站起来吗？