Xiaonei
n. 校内网（网站名）
🗣️ 情景例句
I think I'm quite proficient in both written and spoken English.
我认为我在英语读写方面相当熟练。
He will always be a slave who knows not how to earn and save.
不懂挣钱和积财，只能永远当奴才。
The tour should last about an hour and a half.
这次参观大概需要一个半小时。