
好词典

源自拉丁语'speculum',意为'镜子'或'反射面',与'specere'(看)相关。
❶ 一种用于医学检查的器械,通常用于扩张或观察身体内部结构,如阴道或耳道。
“The doctor used a speculum to examine the patient's ear canal.”
(医生使用窥器检查病人的耳道。)
“A vaginal speculum is commonly used during gynecological exams.”
(阴道窥器常用于妇科检查。)
❶ 鸟类羽毛上的明亮反光区域,常见于鸭类翅膀上,用于求偶或识别同类。
“The mallard's speculum is a striking iridescent blue.”
(绿头鸭的翼镜是鲜艳的虹彩蓝色。)
“Birdwatchers often identify ducks by their unique speculum colors.”
(观鸟者常通过独特的翼镜颜色识别鸭类。)
vaginal speculum — 妇科检查中用于扩张阴道以观察宫颈和阴道壁的医疗器械。
“The nurse prepared the vaginal speculum for the Pap smear test.”
(护士准备好阴道窥器进行宫颈抹片检查。)
ear speculum — 耳科检查中用于扩张耳道以便观察耳膜的小型器械。
“The pediatrician used a small ear speculum to check for infection.”
(儿科医生使用小型耳窥器检查是否有感染。)