weed out

清除，除去

weave, weaver, weaving, web, web-footed, ,web-toed, webbed, webbing, wed, Wed (also Weds), wedded, wedding, wedding breakfast, wedding-cake, wedding-ring, wedge, wedlock, Wednesday, wee, wee (also wee-wee), weed, weed-killer, weeding, weeds, weedy, week, week-end, weekday, weekend, weekend (US `weekend), weekly, weeny, weep, weep away, weep for, weep out, weep over, weeping, weepy, weevil, wef,