无法预料的
unforeseen
adj 1: not anticipated; "unanticipated and disconcerting lines of
development"- H.W.Glidden; "unforeseen circumstances";
"a virtue unlooked-for in people so full of energy";
"like a bolt out of the blue" [syn: {unanticipated}, {unlooked-for},
{out of the blue(p)}]
2: happening or coming quickly and without warning; "a sudden
unexpected development" [syn: {unexpected}]