quantity

1. N-VAR A quantity is an amount. 數(shù)量

...a small quantity of water. …少量的水。

2. N-UNCOUNT Things that are produced or available in quantity are produced or available in large amounts. 大量

After some initial problems, acetone was successfully produced in quantity. 解決了最初的一些問題後，成功地生産出了大量丙酮。

3. N-UNCOUNT You can use quantity to refer to the amount of something that there is, especially when you want to contrast it with its quality. (尤指相對於質(zhì)量而言的) 數(shù)量

...the less discerning drinker who prefers quantity to quality. …重量不重質(zhì)、識別力較差的飲酒者。

4. PHRASE If you say that someone or something is an unknown quantity, you mean that not much is known about what they are like or how they will behave. 未知量; 未知數(shù)

She had known Max for some years now, but he was still pretty much an unknown quantity. 她現(xiàn)在認(rèn)識馬尅斯也好幾年了，但是他仍然是個(gè)大大的未知數(shù)。