他举止粗俗，但他拥有超声工程学的学位。

And despite his "Aw, shucks!" demeanor, he had a degree in ultrasonic engineering.

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研发团队的一名成员，德克萨斯A&M工程大学的Raffaella Righetti已经开发了一种可携带的超声扫描器，可即时提供骨头的三维图像。

A member of the team, Raffaella Righetti of Texas A&M Engineering University, has therefore developed a portable ultrasonic scanner that can give instant three-dimensional images of a bone.

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德国的电子和工程巨头西门子，最近发布了一套超声波扫描仪，可以让孕妇看到待产胎儿的3维影像。

And Siemens, a German electronics and engineering giant, recently launched an ultrasound scanner which allows expectant mothers to see their unborn child in 3-d.

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