多久了啊用英语怎么写

英文写法翻译

How long has it been

重点词汇

多久───How long?;多久───How long?

双语使用场景

How long is the River Nile?───尼罗河有多长？

How long has he held office?───他任职有多久了？

long will the flight take?───此次航班将飞行多长时间？

Start pumping and follow the guidelines in your manual for how long you should pump and how much milk you should produce.───开始吸奶，你应该吸多长时间和吸出多少的奶量要按照使用说明的步骤。

How much cash is tied up in accounts receivable (and thus not available to you), and for how long?───多少现金被搁置在应收帐户上（因此你无法使用）？搁置多久？。

seed viability - how long a given seed might be able to be stored and still sprout to grow out a healthy, productive plant.───种子的生命力-一粒种子能储存多久后仍然可以发芽然后长成一棵健康多产的作物呢？

英语使用场景

How long have you been unemployed?

How long does it take you to commute?

He had miscalculated how long the trip would take.

It is not how long but how well we live. 

How long will you be in Japan?