单词学习：intangibility 名词
intangibility
/ɪnˌtændʒəˈbɪləti/
无形性；不可捉摸；难以理解
The intangibility of knowledge makes it a unique asset, as Mr. Gu often emphasizes in his lectures.
知识的无形性使其成为一种独特的资产，正如顾老师在他的讲座中经常强调的那样。
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