Most chordomas are found at skull base, sacrum and cervical spine.

Chordomas are rare tumors of notochordal tissue remnants and most frequently affect the sacrum and base.

脊索瘤是来自脊索遗迹的罕见肿瘤,主要侵犯荐椎及颅底.

In this paper, aluminum-scandium alloys were prepared starting form scandium oxide by molten salt electrolysis.

本文采用了熔盐电解法研究铝钪合金的制备.

PMBPmediated emulsion liquid membrane Was developed to extract scandium from a mixture.

我们得到PMBP为载体的乳状液膜从混合液中提取钪.

Scandium-modified Al alloys are a new kind of high performance alloys.

钪改性的铝合金是一类高性能新型铝合金.

The distribution in nature, application, and extraction technology of scandium are introduced.

论述了稀散元素钪在自然界中的分布 、 应用状况及提取技术.

This paper the acidity changes across the membrane when various carriers were used to extract scandium.

本文报导了使用不同载体萃取钪时,液膜内外相的酸度变化.

I'd like to rent a car, please. I need it for business.

我想租一辆汽车, 是为了业务上的需要.

And you have to rent the telephone line.

而且你还要租用电话线路.

I'd like to rent a car for the weekend.

我想租一辆汽车周末用.

Many people prefer to rent their television sets instead of buying them.

许多人情愿租电视机而不愿买电视机.

He decided to rent the house.

他决定租这房子.

I want to rent a furnished house.

我想要有家具的房子.

I can't get a let for my house, ie find anyone to rent it from me.

我的房子租不出去.

I sold my rickshaw to Mr. Zuo so you'll have to rent one, how's that?

我的车卖给了左先生,你要来的话,得赁一辆来; 好不好? ”

Mary, whose house we are going to rent, is a middle-aged woman.

我们准备找她租房的那个玛丽是位中年妇女.

The Waste Land , the most famous andpoem of this century, has its own special structure.

分析本世纪最负盛名的诗歌《荒原》的结构方式.

There was a patch of waste land behind the church.

教堂的后面有一块荒地。

He is puzzled by " The Waste Land ".

《荒地 》 一书使他迷惑不解.

They dug up the waste land to grow more apple trees.

他们开垦荒地,以便栽种更多的苹果树.

We will exploit the waste land on the mountain by planting the maximum possible crops.

每年秋天大家都要认真地芟秋,这样可以防止农田中生长杂草.