乍一想，似乎难以置信的是，在脚下的“坚实”地面上居然有足够的空间来容纳这么多的水。

At first thought it seems incredible that there can be enough space in the "solid" ground underfoot to hold all this water.

youdao

乍一想，这一计划还相当实用。

At first thought, the plan was quite practical.

youdao

乍一想，这问题好像很难。

The question seems very difficult at first thought.

youdao

It's one that is maybe initially counterintuitive but actually, I think, is rather important once you begin to think about it.

乍一听你会觉得不可思议，但是仔细一想就会悟出其中道理。

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Now probably this is hard to accept intuitively.

乍一想这有点难以接受。

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That's what we look at first glance.

乍一看，我们会这么想。

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