It was quite a sight watching them sail over the roofs but the job they did for us once they were positioned in the garden was worth the expense and effort to get them there.

• 看着它们平稳地滑过房顶真是一大奇观，当它们一旦在花园里定好位，我想他们为我们做的工作还是值那笔花费，值得将它们弄到那儿的。