adj.坚硬的；严格的；固执的；僵硬的；刻板的

The tent has a rigid support. 帐篷有一个坚硬的支柱。

He is a man of very rigid principles. 他是一个原则性很强的人。

He's very rigid in his ideas. 他的想法非常固执。

It's an exercise which adds a touch of the comic opera to his rigid training routines. 这一练习给他那刻板的训练程序平添了一份滑稽的色彩。