Nevertheless, by the middle of the nineteenth century, the rapid expansion of scientific knowledge and of public awareness---if not understanding---of it had created a belief that advance of science would in some unspecified manner automatically generate economic benefit.
文中it具体是指那个单词呢? 是expansion, 还是scientific knowledge, public awareness, 或者understanding?????????????
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发表于 2005-7-26 15:48:00
