Positronium
n. 电子偶素, 正电子素, 阳电子素\\n[化] 正电子素
🗣️ 情景例句
I'd like to get some of today's papers sent to my room.
我想要些今天的报纸送到我的房间。
I didn't mean to.
我不是故意的。
Needless to say, the bigger the risk an insurance company takes, the higher the premium you will have to pay.
不用说，保险公司承担风险越大，你付的保险费也就越高。