He gave a short blast on his whistle, and Harry and Cedric hurried forward into the maze.

随着一声短促的哨音，哈利和塞德里克急忙奔进了迷宫。

It lasts longer, too, about 20 seconds compared to that short blast the men get.

它持续的时间也更长， 大约 20 秒， 而不是男人得到的那种短促的爆炸。

Could you just give us a very short little blast on what is a bond?

您能简单介绍一下什么是债券吗？

Three short blasts on the whistle was the sign to begin.

【sign】三声短哨就是开始的信号。

The book of Pilot Rules on my lap provided that the boat in our position should swing to starboard, passing to port, and should give two short distinct blasts on the boat's whistle to signify its intention.

我膝上的《引航员规则》规定，我们所在位置的船应向右舷摆动，驶向左舷，并应在船的汽笛上发出两声短促而明显的声音，以表示其意图。