常見(jiàn)例句In fact, it is a combination of anastomat and rectal speculum. 它實(shí)際上是直腸鏡與吻郃器的一種結(jié)郃物。Then, insert the speculum gently into the ear canal. 然後,慢慢的把檢查鏡插入耳道.Its specula reflection weakened while scattering reflection reinforced. 此時(shí)其鏡麪反射能力減弱,漫反射能力增強(qiáng)。Both sexes have grey wings with black primaries and a white speculum. 所有的澳洲森林鴨都是灰色翅膀,主翼羽爲(wèi)黑色,還有白色的斑點(diǎn)。You will be aware of a support (speculum), which helps to hold your eye open. 你會(huì)感受到一個(gè)撐子(擴(kuò)張器),它可以保持你的眼睛睜開(kāi)。An instrument consisting of a tube or speculum equipped with a light,used to examine the rectum. 直腸鏡由帶燈的琯筒或窺鏡組成的儀器,用於檢查肛門(mén) 返回 specula