喉头镜 laryngoscope
通过镜头、镜后 TTL
日头镜 sunglasses
镜头 [摄] Lens ; camera lens ; shot ; Vario-Tessar
镜头光晕 Lens Flare ; Le Flare ; KPT lens flare ; lighting links
变焦镜头 zoom lens ; convertible lens ; Vari-focal lens ; STANDARD ZOOM
长镜头 long take ; Long shot ; long focus lens ; Long lens
数码摄像头镜头 PC Camera Lens
远摄镜头 telephoto lens ; telelens ; Teleobjektiv ; telefota lenso
但是，假设距离我们仅有4.3光年远的一颗系外行星上，有一头徜徉漫步的大象，我们如果要拍到它，也得使用一个直径有太阳那么大的望远镜。
But it would take a telescope with the effective diameter of the sun to actually take photographs of something the size of an elephant strolling on an exoplanet only 4.3 light-years away.
自从斯隆数字巡天于2000年开始工作，头几个星期它在新墨西哥州的望远镜收集到的数据量就超过了整个天文学历史的积累数据量。
WHEN the Sloan Digital Sky Survey started work in 2000, its telescope in New Mexico collected more data in its first few weeks than had been amassed in the entire history of astronomy.
他们在线购买二手实验室设备，把网络摄像头转换成10美元的显微镜和在他们的腋下培养遗传改良的Escherichia coli 。
They buy used lab equipment online, convert webcams into US$10 microscopes and incubate tubes of genetically engineered Escherichia coli in their armpits.
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