/wɪtʃˈevə(r); US hwɪtʃ- ||; hwɪtʃˈɛvɚ/det pronoun1 any person or thing; it does not matter which one you choose 任何人或事物；无论哪个: You can choose whichever book you want. 你可以随意选哪一本书。
2 (used for expressing surprise 表示惊讶) which 究竟哪个；究竟哪些: You're very late. Whichever way did you come? 你迟到很久，你究竟是走哪条路来的？