Unennenium
[化]199号元素
🗣️ 情景例句
Thank you. Yes, actually Mary and I have been planning this for some time.
谢谢。其实玛丽和我已计划了很久。
Would you care to take a seat while I make out a receipt?
请坐一会儿好吗？我给您开个收据。
Six men have been trapped in a mine for seventeen hours.
6个人被困在矿井里已有17个小时了。