I am writing this note to apologize to you for my failure to visit your city and join you as promised.

I really ought to apologize to you for having stood in your light so long.

我早就该向你道歉，我阻碍了你的前程有这么久。

I apologize to you for not contacting you in time.

因为没能及时与你取得联系，我向您道歉。

I must apologize to you for not replying to your letter in time.

没有能够及时给你回信，我必须向你道歉。

You should apologize to her for blaming her wrongly.

是你错怪了她，你该给她赔个不是。

I would like to apologize to everyone for taking the bang out of the bus,

我想给大家道个歉，害开搞巴士的各位开搞失败

Again, I apologize to you for keeping you in dark for several days.

对令各位几天来一直处于黑暗之中，我再一次向大家表示歉意。

At the same time, we should apologize to them for anything we did wrong.

对那时办得不对的事，应当向他们赔礼。

That you'd like to apologize to me for.

就像你对我道歉，我会做的一样。

Sorry, I don't think I should apologize to you for anything.

对不起，我认为我不该向你为任何事道歉。

We apologize to customers for the late arrival of this train.

火车晚点了，对此我们向乘客表示歉意。

It's a quality to apologize to others for your mistake.

犯了错向别人道歉是一种修养。

I want to apologize to you for my behavior oflate.

我想为我近来的行为向你道歉。

I'm here to apologize to you for everything I've accidentally done to you.

我专程来这里为我对你们无意所做的一切表示道歉。

I really apologize to everybody for doing that,

为此我真的要对所有人表示歉意，

Release pressure on prices, we need to increase the supply of oil, especially here at home.

要为价格减压, 我们需要增加石油供给, 特别是国内供给.

He had three teenage children caught up in the campus upheaval.

他有三个不满二十岁的孩子卷入了校园里的动乱.

Neural Toxicity Induced by Divalent and Tetravalent Forms of Manganese and its Protection by Selenium

不同价态锰对神经细胞的毒性比较以及硒的保护作用

Hydrothermal synthesis and thermal stability oflayered compound of tetravalent metal phosphate

层状磷酸盐的水热合成及其热稳定性

While alum was generated tetravalent oxidation state oxidation of tannin extract desulfurization agent immediately pentavalent alum.

同时生成的四价矾被氧化态栲胶脱硫剂立即氧化为五价矾。

Bivalent and tetravalent human papillomavirus vaccines protecting against cervical cancer;

预防宫颈癌的两价和三价人类乳突病毒疫苗；