a.

1. 坚硬的；坚固的；不易弯曲的
   The support for the tent is rigid.

   帐篷的支柱很坚固。

2. 严格的；死板的；苛刻的
   The new recruits are not used to the rigid disciplines of the army.

   新兵不习惯军队的严格纪律。

   He is very rigid in his ideas.

   他的观点一成不变。

3. 精确的；严密的
   rigid reasoning

   严密的推理

4. 【空】硬式的

adj.

1. unable to bend or be forced out of shape.
   ▸(of a person) stiff and unmoving.
2. not able to be changed or adapted.

n.