- number
4 四 There are only four cookies left. 只剩下四块饼干了。 four of Sweden’s top financial experts 瑞典四位顶尖金融专家 Ten people were invited but only four turned up. 十个人被邀请了，但只有四个人出现了。 Can you lend me four dollars? 你能借我四美元吗？ a four-month contract 四个月的合同 Look at page four. 看第四页。 Five and four is nine. 五加四等于九。 Three fours are twelve. 三四一十二 I can't read your writing—is this meant to be a four? 我看不懂你写的东西——这应该是4吗？ The bulbs are planted in threes or fours (= groups of three or four). 球茎分三四批种植。 We moved to America when I was four (= four years old). 我四岁的时候，我们搬到了美国。 Shall we meet at four (= at four o'clock), then? 那么，我们四点钟见面好吗？
- noun
a group of four people or things 四个人（或事物）的一组 to make up a four at tennis 凑成四个人打网球 a coach and four (= four horses) 四匹马拉的四轮大马车
- noun
(in cricket 板球 a hit that scores four runs (= points) 得四分的一击 - noun
a team of four people who row a long narrow boat in races; the boat that they row 四人赛艇队；四人赛艇
Idioms
on all fours
these four walls