N-UNCOUNT [usually with poss](思想的)贫乏,空洞,空虚 If you refer to the vacuity of something or someone, you are critical of them because they lack intelligent thought or ideas. (思想的)贫乏,空洞,空虚 [formal, disapproval]
His vacuity was a handicap in these debates.
在这些辩论中，思想贫乏是他的一个弱点。
...a campaign notable for its intellectual vacuity and personal nastiness.