watercress

n [U] type of cress that grows in streams and pools, with strong-tasting peppery leaves used in salads 水田芥（生长於溪流和水塘中的植物, 叶辛辣, 用以制色拉）.

water-main, water-meadow, water-melon, water-mill, water-pistol, water-power, water-rat, water-rate, water-ski, water-skiing, water-softener, water-spout, water-supply, water-table, water-tight, water-tower, water-vapour, water-wheel, water-wings, watercourse, watered silk, waterfall, waterfront, watering-can, watering-place, waterless, waterlogged, Waterloo, waterman, watermark, waterproof, watershed, waterside, waterspout, watertight, waterway, waterworks, watery, watt, wattage,