GbEng
讲一口流利的英语需要多年的刻苦操练。 It took years of hard work to speak good English.
当我们听说他们平安无事时，都松了一口气。 We all heaved a sigh of relief when we heard that they were safe.
正因为他操一口流利的英语，她更爱他。 She likes him all the better for his fluent spoken English.
他操一口流利的德语。 He speaks fluent German.
在我还没工夫往掌上吐一口唾沫之前，他已经把那件工作做完了。 Before I had time to spit in my hands, he finished the work.
俚语，是脱下上衣、吐一口唾沫在掌上、跟着就着手工作的语言。 Slang is language that takes off its coat, spits on its hands, and goes to work.
他一口气喝完了那一大杯。 He emptied the glass at on draft.
他一口气喝了一品脱牛奶. He drank a pint of milk in one go.
油田里有一口油井发生井喷。 An oil well blew out in the oil field.
他一口气吹灭了蜡烛。 He blew out the candles with a single puff.
他把一辈子的积蓄保藏在一口旧箱子里. He's got his life savings stashed (away) in an old suitcase.
她向他[他的脸上]啐了一口唾沫. She spat at him/in his face.