Eman
[化] 埃曼(大气放射性单位)\\n[医] 唉曼(单位,等于10-10居里)
🗣️ 情景例句
Did you make any long distance calls this morning, or did you sign for your breakfast?
您今天早上没有打长途电话或吃早餐记账？
How much is a call to the United states?
打一个电话到美国去需要多少钱？
What is it?
什么困难。