It may reappear at the surface perhaps hundreds of miles away in springs or run out into the ocean.
这些水也许在数百英里外以泉的形式又重新露出地表，或流入海洋。
At the beginning you may find it difficult to count continuously up to ten. Very often your mind will run away, and you will lose your concentration on counting.
在开始时，你也许发现继续地数到十，有一点困难，而且你常常会心猿意马，一下子想起别的事来。
At the beginning you may find it difficult to count continuously up to ten. Very often your mind will run away, and you will lose your concentration on counting.
在开始时，你也许发现继续地数到十，有一点困难，而且你常常会心猿意马，一下子想起别的事来。
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