名詞 gentleman:

1. a man of refinement
2. a manservant who acts as a personal attendant to his employer
   同義詞：valet, valet de chambre, gentleman's gentleman, man

1. As a rule, it's the gentleman that holds out his hand to invite a lady to dance.
   通常，是男士伸出手來(lái)邀請(qǐng)女士跳舞。
2. Politeness is an attribute of a gentleman.
   彬彬有禮是紳士的本色。
3. He is a chivalrous old gentleman.
   他是個(gè)彬彬有禮的老紳士。
4. A reverend gentleman is here to see you, sir!
   這里有位教士要見(jiàn)你，先生。
5. I always thought of him as a rather staid old gentleman.
   我一直以為他是個(gè)相當(dāng)古板的紳士。
6. Please bring this gentleman a glass of beer.
   請(qǐng)給這位先生來(lái)杯啤酒。

gen.tle.man

n.（名詞）
A man of gentle or noble birth or superior social position:
紳士：有身份的、出身高貴的或有較高社會(huì)地位的男子：
例句：
.He`s too much a gentleman to be a scholar.(Aphra Behn)
.與其說(shuō)他是學(xué)者倒不如說(shuō)他是一位紳士.(阿芙拉·貝恩)

A well-mannered and considerate man with high standards of proper behavior.See Usage Note at lady
紳士：舉止文雅、體諒人的男子，有著高標(biāo)準(zhǔn)的得體舉止參見(jiàn) lady
A man of independent means who does not need to have a wage-paying job.
有收入而不需工作的人
A man:
男子：
例句：
Do you know this gentlemanô
你認(rèn)識(shí)這名男子嗎

gentlemen Used as a form of address for a group of men.
gentlemen 各位先生：對(duì)一群男子的稱(chēng)呼
A manservant; a valet.
男仆；隨從

【引伸】
gen.tlemanly
adj.（形容詞）