a short sound as of a small, solid object dropping into water without a splash (固态物体无水花掉到水里发出的)扑通声
(plopped, plopping)
fall or cause to fall with such a sound (使)扑通一声掉下 [no obj.]the stone plopped into the pond. 那块石头扑通的一声掉进了池塘。 [with obj.]she plopped a sugar cube into the cup. 她将一块方糖扑通一声放进了杯子里。 ■(plop oneself down)sit or lie down gently but clumsily 轻而笨拙地坐下(或躺下) he plopped himself down on the nearest chair. 他小心而笨拙地坐在了最近的一张椅子上面。