Pacteron
铁碳磷母合金
🗣️ 情景例句
Thank you, Grandpa.
谢谢你， 爷爷。
If I had known her telephone number, I would have called her.
如果我知道她的电话号码，我就给她打电话了。
Luckily the weather was not so wet as it is today.
幸运的是，那天的天气不像今天这样有雨。