n.窥器，扩张器

原形：speculum复数：specula

The doctor used a speculum to examine the patient's cervix.
医生使用了窥器来检查病人的子宫颈。
During the pelvic exam, the nurse inserted a speculum into the patient's vagina.
在盆腔检查期间，护士将一个窥器插入了患者的阴道。
A speculum is an essential tool for conducting a Pap smear test.
窥器是进行巴氏涂片检查的重要工具。
Make sure the speculum is properly sterilized before use to prevent infection.
使用前确保窥器已经妥善消毒，以防感染。
The gynecologist adjusted the size of the speculum to fit the patient comfortably.
妇科医生调整了窥器的大小以适应患者使其感到舒适。
The antique medical kit contained several types of surgical instruments, including a brass speculum.
这套古董医疗工具包里包含了几种手术器械，其中包括一把黄铜窥器。
After using the speculum, the doctor carefully removed it and disposed of it as medical waste.
使用完窥器后，医生小心翼翼地将其取出并作为医疗废物处理。
The veterinarian used a speculum to check the mare's reproductive tract.
兽医使用窥器检查母马的生殖道。
In ophthalmology, a speculum is sometimes used to hold open the eyelids during certain procedures.
在眼科中，有时会用到窥器在某些手术过程中撑开眼睑。
Modern speculums often have light sources attached to illuminate the internal structures more clearly.
现代的窥器常常带有光源附件，以便更清楚地照亮内部结构。