quantify /ˈkwɔntifai/ vt. 确定…的数量，量化：quantify the amount of heat in an animal body 确定动物体内的热量The cost of the fire damage is impossible to quantify.这次火灾的损失是无法计算的。
quantitative /ˈkwɔntitətiv/ adj. (数学)量的，定量的：a quantitative change 量变；quantitative analysis 定量分析He said it was only a quantitative difference.他说这仅仅是数量上的差别。
quantity /ˈkwɔntiti/ n. ［u］量; ［c］数量：We’ve had quantities of rain this summer. 今年夏天这里下了大量的雨。a large (small) quantity of/large (small) quantities of… 大(小)量(可跟可数或不可数名词)：A large quantity of/large quantities of fish have recently been caught. 最近捕了大量的鱼。There’s a small quantity of water left in the river. 河里只剩下少量的水。in quantity/in large quantities 大量地：They buy cotton in quantity. 他们大量购买棉花。
