查询词典 not once

Because of the state of the ground, the artillery could not be brought into action at once.

由于地面的状况，炮兵不能立即投入战斗。

Marine Gunnery Sergeant Angel Barcenas says it has not been easy, but once he started the therapy things improved.

海军陆战队中士安吉拉说，并不容易从事运动，不过一但治疗后就不一样了。

The prophet Habakkuk once asked: How long, O Jehovah, must I cry for help, and you do not hear?

哈巴谷先知曾问：耶和华啊，我求你搭救，你到甚麽时候才垂听呢？

This is how the trap knows to snap8 on a moving insect and not on a raindrop which only touches a trigger hair once.

这就是陷阱如何知道困住的是一只移动的昆虫而非雨滴的原因，因为雨滴只会碰触一次短毛。

For example,the graph in Fig.3-5 is Hamiltonian（a possible path being P→Q→R→S→T→P）but is not quite Eulerian,since any path which includes every dege exactly once（e. g.P→Q→T→P→S→R→Q→S→T）must end up at a vertex different from the initial vertex.

例如，图3-5所示是一个哈密尔顿图（存在一条路P→Q→R→S→T→P）但不是一个欧拉图，这是因为图中任何包含所有边一次且仅一次的路（如P→Q→T→P→ S→R→Q→S→T）都不能回到原出发顶点。

In fact, I am an optimistic and noble girl, but the cruel social practice makes me hardheaded, once hardheaded, I will not want to talk, just thinking.

其实，我是乐观，而骄傲的女孩子，但是残忍的社会现实，让我变得冷静，议冷静，我就不再想开口说话。

It is the harem mentality: Women once again are property, not autonomous adults .

这是一种妻妾成群的思想：女人再一次成为财产，而不是独立自主的人。

Just do not send them the original because you will once again go through the hassle of it.

只是不把他们原来的，因为你会再次通过的麻烦。

I remember that Havel once said: Those international dangerous forces are not our archenemies.

我说：我可是哈维尔的追星族，他是我心目中一颗大明星。

Chandler: Well, that's not true, he-he smacked you once.

没这回事，他打过你一次。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。