数量的英文：
amount
quantity

参考例句：

Even the smallest amount
甚至最小的数量

Increase in amount,number or intensity
(金额、数量或强度的)增加

quantitative inheritance
【生】数量遗传

Numerical inferiority
数量上的劣势

The capital sunk in it is fab in amount.
投入的资金数量惊人。

Large accumulated quantity or amount
累积而成的巨大数量

Smallest in magnitude or degree.
最小的在数量或程度方面最小的

Large in quantity or size; big
数量或尺寸方面大的;大的

To cause (an organism) to multiply or breed.
增殖使（有机体）数量增多或生育。

There were originally 99 smurfs.
蓝精灵的数量最初是99个。

amount是什么意思：
v. 总计，共达；等于，相当于
n. 金额；数量，数额

amount deposited
存款金额

A small amount of liquid;a drop.
少量液体；一滴

My savings amount to $2001.
我的储蓄共达2000 美元。

The amount of your bill is $252.
你的账单总额为美金252元。

His words amounted to a threat.
他的回答等于威胁。

quantity是什么意思：
n. 量，数量，许多，大量

dimensionless quantity
无因次值|无量纲的量

Bill of quantities: The specification of the quantity of materials to be used.
工程量清单;建筑工程清单;数量清单:指项目所用材料的数量及其规格的清单。见priced bill of guantities

Quality is better than quantity
不求其多,但求其精

We prefer quality to quantity.
我们要的是质量而不是数量。

These quantities are called stress resultant.
这些量叫做合应力。