If you describe an idea as unpalatable, you mean that you find it unpleasant and difficult to accept.
例句
It is an unpalatable fact that rape makes a good news story...强奸事件成了新闻报道的好素材，真是令人难以接受。It was only then that I began to learn the unpalatable truth about John.直到那时我才开始了解到有关约翰的一些令人难以接受的实情。
ADJ-GRADED
难吃的；不可口的
If you describe food as unpalatable, you mean that it is so unpleasant that you can hardly eat it.
例句
...a lump of dry, unpalatable cheese.一块干巴巴、难以入口的奶酪
英英词典释义
Adjective
1. not pleasant or acceptable to the taste or mind;