Some futurists envision nanotechnology also being used to explore the deep sea in small submarine, or even to launch finger-sized rockets packed with micro miniature instruments.
一些未来学家设想纳米技术也可以用于在小型潜水艇里探索深海，甚至可以用来发射装有微型仪器的手指大小的火箭。
An infrared camera watches for spots where a finger (or similarly sized object) breaks the plane and scatters the light.
红外照相机聚焦的是一根手指(或者相似大小的物体)破坏水平面、散射光线的点。
At the New York Film Festival in 2009, Cruz debuted a knuckle-sized sapphire surrounded by small diamonds on her ring finger, sparking rumors of an engagement.
早在2009年纽约电影节上，克鲁兹第一次佩戴这枚蓝宝石戒指在媒体前面亮相，自此关于她订婚的说法就纷纷扬扬，甚嚣尘上。
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