But sadly their relationship did not work.
VOA: special.2009.07.19
Their relationship is necessary but, as we'll see in a minute, arbitrary, and each sign is like that.
这种关系十分必要,但是它又有任意性。
Their relationship is necessary but, as we'll see in a minute, arbitrary, and each sign is like that.
这种关系十分必要,但是它又有任意性。
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