In fact, until 1900, salt mined and used by residents in the Kanawha River Valley in West Virginia contained trace amounts of iodine.
事实上，一直到1900年，西弗吉尼亚州的卡诺瓦河谷居民开采并食用的盐都富含碘。
Jiaqing thirteen years of late summer and early autumn, Kanawha County blow a history rare gale, the crop is mature they lodging, year of harvest has become a foregone conclusion.
清嘉庆十三年的夏末秋初，临河县境内刮了一场有史以来罕见的大风，庄稼尚未成熟便倒伏，年成歉收已成定局。
Jiaqing thirteen years of late summer and early autumn, Kanawha County blow a history rare gale, the crop is mature they lodging, year of harvest has become a foregone conclusion.
清嘉庆十三年的夏末秋初，临河县境内刮了一场有史以来罕见的大风，庄稼尚未成熟便倒伏，年成歉收已成定局。
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