used especially in written language after a comma, to add more information about a specific thing or things, or about the first part of the sentence 那一个.那一些 whichever[witf`ev ] determiner. pron. 无论哪个.无论哪些 while[wail] conj. 1. during the time that something is happening 在(当)...的时刻, 【查看更多】