Like some leaders today, the officials who must confront it are vacillating and helpless.

官员去面对这个袭击者，他就像今天的一些领导人一样，摇摆不定，束手无策。

Sean, our bookstore manager, and I were vacillating. What do we do?

书店经理肖恩，我还在犹豫，我该怎么办？

I blushed. I had been vacillating during the last month between Bruce Wayne and Peter Parker.

我脸红了。这一个月来我一直在布鲁斯·维尼（蝙蝠侠）和彼得·帕克（蜘蛛侠）之间举棋不定。

The younger boy was quicker, but vacillating.

小男更快， 但犹豫不决。

We're all vacillating between these different feelings and emotions.

我都在这些不的感受和情绪之间摇摆不定。

You were vacillating between writing satire and covering the Trump rallies journalistically, which you did.

你在写讽刺文章和报道特朗普集会之间摇摆不定，你做到了。

He would not be vacillating again—he WOULD do what he had meant to do, this time.

他不会再动摇了——这一次他会做他想做的事。

But Ukraine itself has been vacillating between getting closer to the E.U., to the West, and retaining its longer term links to Russia.

但是，在更靠近欧盟和西方还是保罗斯的长期关系这个问题上，乌克兰一直摇摆不定。

The tin lamp threw a bright light on those around it, but the bunks were in the shade and vacillating shadows moved along the walls.

锡灯照亮了周围的人， 但铺位在阴影中， 摇摆不定的阴影沿着墙壁移动。

After all, then, we are back at the beginning, vacillating from extreme to extreme, at one moment enthusiastic, at the next pessimistic, unable to come to any conclusion about our contemporaries.

那么，我毕竟又回到了起点，在极端与极端之间摇摆不定，一会儿热情，一会儿悲观，无法对我的时代人得出任何结论。

Palmerston was simple — so simple as to mislead the student altogether — but scarcely more consistent. The world thought him positive, decided, reckless; the record proved him to be cautious, careful, vacillating.

帕默斯顿很简单——简单到完全误导了学生——但几乎没有更一致。世人认为他积极、果断、鲁莽；记录证明他谨慎、小心、优柔寡断。