我走访的第二家工厂条件要差很多，但是对于手工劳作来讲这种工作条件很平常。
The second workshop I visited was a lot worse in terms of atmosphere, but that's the nature of the job at hand.
SPEW 认为，这些工厂的可控条件是导致铅中毒增加的原因，WIDC 也同意这一观点。
SPEW contended, and WIDC concurred, that controllable conditions in such factories were responsible for the development of lead poisoning.
在这些工厂里工作的女工开始为更佳的条件而抗争。
The women who worked in these mills had begun to agitate for better conditions.
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