一台大容量洗衣机能够清洗他们9个男孩和5个女孩换下的堆积如山的脏衣服。
A giant washing machine copes with the mountain of laundry created by their nine boys and five girls.
储备污染——污染物在特定环境有一些收缩性容量，如果排放率超过这个容量，此时储备污染就堆积了。
Fund pollutants — pollutants for which the environment has some absorptive capacity, if the rate of emission exceeds this capacity, then fund pollutants accumulate.
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