Background Urinary stone disease is the most common urology disease, and often accompanied by pain and obstruction, and will do damage to kidney function if left untreated.

Objective To study whether Cinnamomum japonicum ( Cj), Illicium verum ( Iv) and Zanthoxylum bungeanum ( Zb) do damage to viscera of mouse or not.

目的探讨过量八角、花椒及桂皮对小鼠内脏器官的影响。

The majority of shots in doubles should and do go down the middle of the court.

双打多数打击应该而且确实直击朝向球场中央。

Do you down what Jack has done to john's daughter?

你知道杰克对乔的女儿做了些什么吗？

So that's what you guys do down here?

你们两个就在这里胡搞么？

No, you just need do put down a small deposit to hold your reservation.

不用，你只需要交少量押金，以保留你的预订。

Even when we do sit down for lunch, we are more connected to our hand-held electronic devices than ourselves.

甚至当坐下来吃午饭时，我们也无暇顾及自身，而是将更多的精力花在手持电子设备上了。

Oh, yes, do sit down.

哦对了请坐

Do pop down to see me when you're free.

有空一定来看我。

Do sit down and make yourself comfortable.

请坐下，不要客气。

Woman: Hello, James, do sit down.

你好，詹姆斯，请坐。

There's no need to do yourself down.

你不必感到羞愧。

We know that at one point, RA= 1.0, we do slow down, to zero ( but we can speed up later).

我们知道在RA=1.0的时候，开发速度确实是减慢的，减到了0（但是之后我们可以加速）。

Woman: Ah, Gareth, do sit down.

女：啊，凯瑟，请坐。

Also when they see cash in your hand* prices do come down a bit more.

并且当他们知道你手上有很多钱，价格会稍稍高一些。

If it's a game of skill, you'll do me down.

要是比技巧，你将胜过我。

Do sit down to breakfast ， Mr Gargery ， said Herbert politely.

坐下吃早餐吧，葛吉瑞先生，赫伯特礼貌地说。

Woman: Hello, James, do sit down. Right, as you know, our Nottingham centre has had a significant drop in income over the last few months.

女：你好，詹姆斯，请坐。就你所知，在过去的几个月，我们诺丁汉中心的收入有一个明显的下降。

If they do feel down in the dumps though, they are also more likely to turn to a general practitioner rather than family for help.

如果他们确实感到抑郁，他们也更倾向于向普通科医师而不是家人求助。

But the laundromat owners assure us that most dogs, even if they resist at first, do settle down once the water starts.

但狗狗澡堂老板告诉我们说，大多数狗狗即使一开始会反抗，一旦开始喷水则立即安分下来。

A lot of pedicurists do cut down the sides and that causes problems for us chiropodists.

许多修脚人员把指甲的旁边剪低了，这对我们脚病医生带来了问题。