纪录片《我们的地球》 第290期 茂密丛林(08)（在线收听）

But having a beak longer than your body does have its drawbacks.

不过，喙比身体长也是有缺点的。

For a start, it's tricky to keep it clean.

首先，想保持干净就有点难度。

Harder still, how do you preen your body feathers?

更麻烦的是要如何整理羽毛呢？

Unlike the other hummers, swordbills can't reach their feathers with their beak.

不像其它蜂鸟，刀嘴蜂鸟的喙够不到身上的羽毛。

The only option, a good old scratch.

唯一的办法就是用爪子挠。

It's a little unrefined...

虽然不太优雅...

but a small price to pay for an exclusive food supply...

但这是独享食物要付出的一点小代价...

especially when feeding times are only too frequently interrupted by storms.

尤其是进食时间经常被暴雨天气打断的时候。