Elphal
电泳涂铝; 埃尔法尔电泳涂铝钢带
🗣️ 情景例句
Well, it's hard work.
嗯 这种工作很辛苦。
Yes, it's not like what the radio said at all.
是的，一点也不像收音机里说的那样。
The problem now facing humanity is: What is going to be done with all this knowledge?
用这些知识去做什么？