Floodfill
填满
🗣️ 情景例句
And time passes so quickly.
可是时间过得很快。
He tries to button his own shirt,but he can't do it.
他试着扣好他的自己的衬衫，但是他不能做到。
That would be a waste of money. What's your opinion?
那就浪费钱了。你的意见呢？