飞行时间大约需要三小时。

The flight takes approximately three hours.

旅程大约花了七个小时。

The journey took approximately seven hours.

他大约赚5万欧元。

He earns somewhere in the region of € 50 000.

基督教徒大约占这个国家人口的2.5%。

Christians compose around 2.5% of the country's population.

大约在那段时间，我结识了几位音乐家。

I made the acquaintance of several musicians around that time.

大约1万人因战争而背井离乡。

Around 10 000 people have been displaced by the fighting.

我们的饮食中大约有15%的蛋白质。

Around 15% of our diet is composed of protein.

这些植株分布均匀，间距大约为50厘米。

The plants were spaced regularly, about 50 cm apart.

接受培训的人大约有10%未达标。

About 10% of trainees fail to make the grade.

我看我们需要大约20把椅子。

We'll need about 20 chairs, I should think.

雾中的能见距离降到了大约100米。

Visibility was down to about 100 metres in the fog.

马的怀孕期大约为十一个月。

The gestation period of a horse is about eleven months.

利润从1100万元下跌到大约800万元。

Profits fell from$ 11 million to nearer$ 8 million.