adj.不能忍受的;無法承受的;忍耐不住的;不合理的
I can't hold with him, he's insupportable. 我不能容忍他,他簡直使人受不了。
The heat of this summer is really insupportable. 今年夏天的酷暑實在令人無法忍受。
Their debt had become an insupportable burden. 他們的債務已成了無法承受的負擔。