Slip ups can occur along any of the above mentioned lines.A thick black rubber hose in a backyard after dark for a moment actually becomes, or could become, to a timid soul a particularly vicious, ridiculously long and fat black snake.

上述任何一方面都有可能发生差错。天黑之后，后院的一条又粗又黑的橡胶水管，对一个胆小的人来说，一瞬间居然变成了，或者说可能变成了一条特别凶恶的、长得离谱的大黑蛇。