(1)水池(洼) (尤指自然形成者) (small area of still water， esp formed naturally) [C]： After the rain， there were～s on the roads. 雨过之后，道路上有小水洼。(rain) leave～s in the roads (雨)在路上留下了一个个水洼;〖同〗pond，lake;

(2)一滩(血，水等)(small quantity of blood， water， etc on a surface) [C]：～s of blood 血泊;a～of oil/water 一滩油/水;〖同〗pond， lake;

(3)潭，渊 (deeper part of a stream where there is not much current) [C]： (fish) hide in the depths of～s (鱼)躲在深渊里;diving into～s near the rocks 潜入岩石边的深潭;

(4)游泳池(swimming-pool) [C]