🧩 词语组成解析
flint
[flint]
n. 燧石，火石;（打火机等的）打火石;
river
['rivə]
n. 河，江;溪，巨流;
🗣️ 情景例句
Your room number is 512. Here's your key.
房间号码是512。这是您的钥匙。
When you called me, I was eating dinner.
当你打电话给了我时，我正在吃晚饭。
Why?what happened.
为什么？怎么啦？