Torsional vibration is one of the main factors causing the vibration and noise of engine, serious resonance will have negative influence on engine performance and do damage to the engine itself.

For fear that some states should take advantage of their options to do damage to the international monetary system, IMF has enhanced its supervisory function over its members' policies and concurrently taken some relevant enforcement measures.

为了防范各国选择汇率安排的自由可能给国际货币体系带来的危害，IMF强化了对其成员国的政策的监督职能，并辅之以相应的执行措施。

Permanent white trash can do great damage to the environment.

这些不能降解的白色垃圾对环境造成危害很大。

But actually I think they really do damage to a team.

但我认为这样的人对团队的发展是有害的。

At the present time, water-based fracturing fluids are popular because of low costs and steady performance, which has the proportion of 90%. However it performs badly in the high temperature and do damage to the formations which confines its development.

压裂液种类繁多，目前，90%的压裂液都是水基压裂液，这类压裂液成本低，性能稳定受到青睐，但目前的水基压裂液其抗高温性差，对地层伤害大。

V1Innovation and changes are as likely do damage to an organization as do good to it.

大意就是创新和变化能够给一个组织带来的不良影响并不比好的影响少。

You do enough damage to one another.

当彼此有了足够多的伤害。

Long-term intake of essence and pigment will do enormous damage to human body.

长期摄入香精、色素，会对身体产生巨大危害。

The heavy rain didn't do much damage to the crops.

这次暴风雨没有对农作物造成很大的损失。

The worry now is that a bursting property bubble might do damage to China's lenders, ruin local exchequers and cast a pall over its economy& and the countries which sell to it.

现在令人担忧的是破灭的房地产泡沫将对中国的借贷者造成损害，摧毁地方财政，给经济蒙上阴影，打击受到房地长泡沫破灭影响的地区。

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.

背景泌尿系结石是泌尿外科常见病，人群发病率高。泌尿系结石常伴随疼痛、梗阻，如不及时治疗，可引起肾功能损害。

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。