disaster表不幸可数吗

　　The election proved to be a near disaster for the party.

　　这次选举对这个党派来说几乎是一场灾难。

　　As a teacher, he's a disaster.

　　他当老师压根儿就不称职。

　　The whole thing was a regular disaster.

　　整个事情完全是一场灾难。

　　Losing your job doesn't have to be such a disaster.

　　丢了工作不一定就是大难临头。

　　It was impossible to comprehend the full scale of the disaster.

　　这场灾难的深重程度是无法充分认识的。