flush the toilet

基本解释

She reuses her drinking cup for days without washing it, and she saves her dishwater for plants and unheated shower water to flush the toilet.
她的咖啡杯好几天才洗一次，洗过盘子的被她用来浇灌，洗澡水则被用来冲厕所。
Only flush the toilet when necessary: this means to not use the toilet as a garbage can: throw out tissues and insects in the trash (or even compost bin) to avoid wasting water.
必要的时候才冲洗厕所：这意味着不要把厕所当成垃圾桶，不要将纸巾和虫子这些东西扔在垃圾桶里，避免浪费水。
but thoughtful readers may be forgiven for wondering, while they are recovering from the excesses of Christmas in the smallest room in the house, what exactly happens when they flush the toilet.
但我们可以理解有些用心的读者会发问：当他们在圣诞节饱餐一顿后上厕所时，随着水流冲下去的排泄物去哪了？

This creates a mildly disinfecting solution that can be used to flush the toilet.
ECONOMIST: Monitor: Flushed with pride The
Then, hearing the boy flush the toilet in the cubicle behind her, she scooped up the nasty mess with some paper towels and dropped it into the black bag she had with her for rubbish, so that he would not have to see it.
NEWYORKER: Friendly Fire