vt.放在层间，安排于隔层之间...

gratify的现在完成时为：gratified...

It was gratifying to be in the know about important people.了解重要人物的一些内幕真令人高兴。It is gratifying to see such good results.看到这么好的结果真令人欣慰。We took a chance and we've won. It's very gratifying.我们决定搏上一搏，结果赢了，真是令人心花怒放。It...

stratify的第三人称单数（三单）为：stratifies...

stratifying的音标：...