four

It is certain that two and two makes four.

二加二等于四是确定无疑的.

A square has four corners.

正方形有四个角.

Take one tablet every four hours.

隔四小时服一片.

The child disappeared from his home some time after four.

这孩子四点多的时候就离家不见了。

four major colleges of surgery, viz. London, Glasgow, Edinburgh and Dublin

四所主要的外科学院，即伦敦、格拉斯哥、爱丁堡和都柏林

The whole community turned out to wipe out the four pests.

全体居民出动除四害.

The blackbird's nest contained four eggs.

黑鹂巢里有四个蛋.

The child did not nurse after he was four months old.

那个小孩四个月以后就不吃奶了.

It is estimated the project will last four years.

据估计，这项工程将持续四年。

Four days after setting out , while the Titantic was sailing across the icy waters of the North Atlantic, a huge iceberg was suddenly spotted by a lookout.

启航四天后, 泰坦尼克号在穿过北大西洋多冰的海域时, 了望员突然发现了一个巨大的冰山.

Four plus two equals [ is ] six.

四加二 等于 六.

The business was acquired from Orion four years ago.

这铺子是4年前从列昂那儿买来的.

Berlin was divided into four sectors after the war.

战后柏林分成了4个区.

This transistor radio has four small cells.

这台半导体收音机用4节小电池.

Cranes take from four to seven years to mature before they pair up.

鹤要4至7岁才成熟交配.

In less than four hours my enthusiasm had waned and I rather reproached myself for coming.

不到两个时辰,我早已意兴索然,颇悔此行了.

Four of them had gone off to find help.

他们中的4个人去寻求帮助了。

The Japanese team accumulated four points with one win and two losses.

日本队积四分,一胜两负.

The post office is four squares above.

邮局在距此四街区的地方.

I woke up around four o'clock this morning.

今天早上4点钟模样我就醒了.

She is four years senior to me.

她比我大四岁.

He was reelected for four consecutive terms.

他连着四任当选.

It poured for four days.

下了四天倾盆大雨.

The singer gave four encores.

那位歌手加演了4次.

Each bench will seat four persons.

每条凳子能坐四个人.

The room is four metres in breadth.

这个房间4米宽.

One's home is merely four standing walls.

家徒壁立.

The year is divided into four seasons.

一年分四季.

She asked her students to get into groups of four.

她让学生每四人分为一小组。

The recommended dosage is one tablet every four hours.

规定剂量为每四小时服一片.