Deathnium
(空穴和电子的)复合中心, 掺杂(有害物质)
🗣️ 情景例句
A dime is 10 cents. It's one tenth of a dollar.
一角有十美分，是一美元的十分之一。
It seems he's interested.
看起来他好像很有趣。
We have our evening meal at about a quarter past six.
我们6：15分左右吃晚饭。