which

pron.哪一个 a.哪一个，哪一些

when, when it comes to, whence, whenever, where, whereabouts, whereas, whereby, wherein, whereof, whereupon, wherever, wherewithal, whet, whether, whether...or, whether...or not, whetstone, whew (also phew), whey, whichever, whiff, while, while away, whilist, whilst, whim, whimper, whimsical, whimsicality, whimsically, whimsy, whin, whine, whinny, whip, whip-round, whipcord, whiplash, whipper-in,