"the absurd excuse that the dog ate his homework"
"that's a cockeyed idea"
"ask a nonsensical question and get a nonsensical answer"
"a contribution so small as to be laughable"
"it is ludicrous to call a cottage a mansion"
"a preposterous attempt to turn back the pages of history"
"her conceited assumption of universal interest in her rather dull children was ridiculous"
Nothing can be more preposterous than a mother who thinks it below her to take care of her..child.
出自： W. Buchan
He expressed his gay mood by tying a preposterous turban round his head.
出自： R. K. Narayan
Accusations that he was a 'fascist'..are little short of preposterous.
出自： F. Tomlin