劍橋詞典a noun that is the name of a group of similar things, such as "table " or "book ", and not of a single person , place , or thing 普通名詞 比較proper noun 範(fàn)例 Can you tell the difference between a common noun and a proper noun ?In the sentence 'Mary had a little lamb ', there is one common noun .Names of places are proper nouns , not common nouns .A common noun doesn't usually begin with a capital letter unless it is at the beginning of the sentence .The phrase "a jug of water " contains two common nouns - one countable and one uncountable . 返回 common noun