作为7月4日国庆日庆典的一个节目，应邀在收留他的纽约州罗切斯特市发表演说，这位废奴主义者利用此机会怒斥奴隶制的不公正。
Invited to speak as part of July 4 festivities in his adopted hometown of Rochester, N.Y., the abolitionist took the opportunity to rage at the injustice of slavery.
目的了解曲靖市某磷酸盐厂排出“三废”中的氟对周围人群影响情况。
To learn the effect of fluorine waste in a phosphate factory of Qujing City on the surrounding population's health.
目的了解曲靖市某磷酸盐厂排出“三废”中的氟对周围人群影响情况。
To learn the effect of fluorine waste in a phosphate factory of Qujing City on the surrounding population's health.
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