Ordinary annuity
普通年金
🧩 词语组成解析
🗣️ 情景例句
Hello, sir.
您好，先生。
I know the boy whose father is a policeman.
我知道那个男孩的父亲是警察。
There aren't enough candles, said ann. There are only twelve. We'll need one more.
“蜡烛不够呀，”安说，“只有12支。我们还需要一支。”