一旦

Once your level of brain wave activity reaches Alpha you will enter a trance.

一旦你的脑波活动层次达到阿尔法时你就会进入恍惚状态。

Once the brake pedal is disengaged, however, the vehicle pops back into drive.

一旦刹车踏板是脱离接触，但是，持久性有机污染物的车辆返回到驱动器。

Everyone knows that as soon as a vine branch is cut off, it withers.

每个人都知道，葡萄树的枝条一旦被剪下，就会立刻枯乾。

But once embarked on this course with constant repetition you get more and more brazen in the attack.

但是一旦搞上了，重复搞几次，你就会越来越厚颜无耻，放手大搞了。

If it seems likely that the situation will escalate into violence again when police leave, an arrest will have to be made, usually on grounds of breach of the peace – by far the most common offence recorded in the study.

如果看上去警方一旦离开，局面就要再次升级为暴力，此时才必须做出拘捕，通常是以妨害治安的罪名——到目前为止这是研究中最常见犯罪记录。

Once falling into his trap,it is difficult to break away from.

一旦落入他的圈套，要想摆脱就不那么容易了。

Once you break the ice,it'll be better and better.

A： 一旦打开局面，肯定会越来越好的。

But once you break the ice and you get a friendship with them, then it's a little different.

但一旦你打破僵局，你获得了他们的友谊，然后就有所不同了。

It is very important to move your stop to a break-even level once a trade starts moving in your favor.

一旦交易对你有利，就要设置一个保本的止损，这点非常重要。

Yet, once you make a commitment to continuing to breastfeed, you'll find a way to do it.

然而，一旦你做出坚持母乳喂养的承诺，不管遇到什么样的问题，你都一定可以找到解决方法渡过难关。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷