polite to

基本解釋

It is not polite to interrupt when someone is talking.
在別人講話時(shí)插嘴是不禮貌的。
《新英漢大辭典》
People at the party were polite to me, but one of the waiters gave me the cold shoulder when I asked for a drink.
每個(gè)參加聚會(huì)的人倒是對(duì)我都很客氣。可是當(dāng)我問(wèn)一個(gè)服務(wù)員要一杯飲料的時(shí)候，他對(duì)我特別冷淡。
An added problem is that many English-speaking foreigners are too polite to let you know they haven’t understood.
再者，問(wèn)題是許多計(jì)英語(yǔ)的外國(guó)人很有禮貌，他們不會(huì)告訴你他們沒(méi)有聽(tīng)懂你的話。

She invited Edward. - To be polite, that's it.- I think it's nice she invited him.
to make a question a little bit more polite, a little bit softer.
這樣可以讓整個(gè)句子顯得更有禮貌，也更為溫和。
I'd like 課堂 - SpeakingMax英語(yǔ)口語(yǔ)達(dá)人
to talk about subjects that are polite.
來(lái)禮貌地談?wù)撘粋€(gè)話題。
I'd better 課堂 - SpeakingMax英語(yǔ)口語(yǔ)達(dá)人

And McKinsey is too polite to mention the most glaring distortion of them all: corruption.
ECONOMIST: Give it a chance