stressful的名詞是什么

　　例句：

　　1、 It was a stressful time for all of us.

　　對(duì)我們所有人來(lái)說(shuō)，那是一個(gè)艱難的時(shí)期。

　　2、 Having aged relatives to stay in your house can be quite stressful.

　　年邁的親戚住在家里有時(shí)壓力相當(dāng)大。

　　3、 I think I've got one of the most stressful jobs there is.

　　我想我得到的這份工作是其中最繁重的工作之一。

　　4、Some people have to lead stressful lifestyles out of necessity.

　　一些人迫于生計(jì)不得不過(guò)著緊張忙碌的生活。