Beryllite
水硅铍石
🗣️ 情景例句
Food is necessary to maintain life.
食物是维持生命所必须的。
It's been 5 years since I last saw you.
我已5年没见你了
Oh, and by the way, my wife wants to know if Mary needs any help.
喔，顺便问一问，我妻子想知道玛丽是否需要帮忙。