Chromocytometry
血红蛋白测定法
🗣️ 情景例句
How does she get by on such a small salary?
她靠那么一点薪水怎么过生活？
The black ox has trod on his foot.
祸事临头。
Yes, Mr. Wu. Thank you.
是的，吴先生。谢谢您。