查询词典 twenty-first

This fourth year,in which February has twenty-nine days,is called leap year.

这个二月有29天的第四年被称为闰年。

In the United States, the legal age to drink alcohol is twenty-one -- one of the highest in the world.

在美国，饮酒的法定年龄是21岁，这是世界上最高的之一。

For example, in many countries, the legal age for drinking has been raised from eighteen to twenty-one.

例如，在许多国家中，喝酒的合法年龄已从18岁提高为21岁。

For example,in many countries,the legal age for drinking has been raised from eighteen to twenty-one.

例如，在一些国家里，法定喝酒年龄从18岁上升到21岁。

But to cut out the relations altogether, the nephew who had been his aunt's residuary legatee in the last four wills she had made during a period of nearly twenty years, to leave everything to the stranger Olga Seminoff--that was not in Louise Llewellyn-Smythe's character.

但是把所有的亲属全部撇开，特别是她的侄儿，以前近二十年中立的四份遗嘱中他一直是她的剩余财产继承人，把他也撇开，而把一切都留给外人奥尔加。

As he had twenty times touched at Leghorn, he remembered a barber in St.

他以前曾在里窝那停靠过不下二十次。他记得在圣。

As he had twenty times touched at Leghorn , he remembered a barber in St.

他以前曾在里窝那停靠过不下二十次。

I will pay twenty-five piastres for my passage back to Leghorn .

我愿意付二十五个毕阿士特，算是带我回里窝那的船费。

The most famous snake dish is the Dragon and Tiger Locked in battle, in which cobra, leopard cat, and over twenty spices are used.

最著名的蛇宴是龙虎斗，这道菜里有蛇肉和猫肉，并且用了二十余种调料。

The surgeons have been working for twenty hous without letup.

那些外科医师一连工作了二十小时没有停止。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。