Hemafecia
便血
🗣️ 情景例句
No, no, you were right. I was wrong.
确实不容易 说对了。我错了。
The surest way to be happy is to be busy.
要快乐，最可靠的办法是忙碌。
We have this item in three price levels.
此一品目，我们分三种等级的价格。