when

ad.什么时候 conj.在…时 pron.什么时候

wheatcake, wheaten, wheatmeal, wheedle, wheel, wheel-house, wheelbarrow, wheelbarrow (also barrow), wheelbase, wheelchair, wheeler-dealer, wheelie, wheeling-dealing, wheelwright, wheeze, wheezily, wheeziness, wheezy, whelk, whelp, 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, which,