late 14c., "hollow space," from Latin vacuitas "empty space, emptiness, absence, vacancy, freedom," from vacuus "empty" (see vacuum (n.)). Originally in anatomy. Meaning "vacancy of mind or thought" is attested from 1590s.
双语例句
1. 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。
来自柯林斯例句
2. Bertha thought it disconcerted him by rendering evident even to himself the vacuity of his mind.
伯莎认为这对他不利,这种情况甚至清楚地向他自己证明了他心灵的空虚.
来自辞典例句
3. Temperature and vacuity rising can enhance osmotic flux visibly.
升高温度和降低膜下游压力可明显提高膜的渗透通量.
来自互联网
4. Starting FWG all alone, checking the vacuity achieve the rated value whether.
单独启动造水机, 检查其真空度能否达到规定值.
来自互联网
5. Chaotic menstruation differentiated between blood vacuity and kidney vacuity.
