palatable
adj
(a) pleasant to taste 可口的; 美味的.
(b) (fig 比喻) pleasant or acceptable to the mind 合意的; 认可的; 认同的
The truth is not always very palatable. 事实真相并非尽如人意.
Those planning a trip to remote areas, or intending to live in countries where drinking water is not readily available, should know about the various possible methods for making water safe.