adj.严格的；严厉的；严峻的；细致的
The planes have to undergo rigorous safety checks. 这些飞机得接受非常严格的安全检查。
The work failed to meet their rigorous standards. 工作没有达到他们的严格标准。
He lived through the rigorous trials of revolutionary war. 他经受了革命战争的严峻考验。
He makes a rigorous study of the plant in the area. 他对该地的植物进行了慎密的研究。
adv.严格地
n.严厉；残酷
