half-witted
adj. 愚笨的
If you describe someone as half-witted, you think they are very stupid, silly, or irresponsible.
1. lacking mental capacity and devoid of subtlety
2. mentally deficient
Quick, fetch me a half - witted cab you handsome fool!
快点儿,你这个漂亮的傻瓜, 给我叫一辆愚蠢的出租车!