Electroultrafiltration
电超滤作用
🗣️ 情景例句
If you want a job in journalism, you'll need to undertake media studies.
如果你想在新闻界工作，你得学习媒体知识。
They bray most that can do least.
说话最多的人，能做的事最少。
Do you want anything?
你要什么吗？