单语范例（未经PONS编辑处理）
It is suggested that the name derives from the ancient practice of ducking witches in the plunge pool.
en.wikipedia.org The 8551sqft m2 recreation pool, features: zero depth entry, child play features, double water slides, plunge pool, diving boards, water volleyball area, and specially designed interactive wet play equipment.
en.wikipedia.org In 1990 the cast iron ring was cut by the spillway and has since emptied via a new outlet into the plunge pool of the spillway.
en.wikipedia.org The deep plunge pool at the foot of the waterfall was hidden under the thick canopy of the tropical rainforest before deforestation.
en.wikipedia.org Water slides run into a swimming pool (often called a plunge pool) or a long run-out chute.
en.wikipedia.org