brush out的用法和樣例：
例句
- It is necessary to root out corruption in government.
剷除政府內部地腐敗現象很有必要。 - Only by rooting out the cause of war can we rule out the possibility of war in the life of human society.
只有剷除了戰爭的根源，我們才有可能把戰爭排除於人類社會。 - He bleached the stains out of the jacket.
他用漂白劑把茄克上的污漬除掉。 - She cut out the sick chicken for fear that others would catch the disease.
她把那隻病例雞除掉以防傳染其他的雞。
