I think the main thing was that the character couldn't speak in regular language, so he had to be mimed.

I think the main thing was that the character couldn't speak in regular language, so he had to be mimed.

我认为最主要的是这个角色不能用正常的语言说话，所以他必须被模仿。

-- Peter Mayhew 彼得·梅靥