Two rival laser surgery systems are undergoing clinical trials in the U.S.

两个竞争的激光手术系统正在美国进行临床试验。

《柯林斯英汉双解大词典》

Two rival laser surgery systems are undergoing clinical trials in the US.

两个相互竞争的激光手术系统正在美国进行临床试验。

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At present, the clinical used liver virtual surgery systems are use the mouse or a simple force feedback as an input, could not give doctors the feeling of surgery in three-dimensional space.

目前临床上使用的肝脏虚拟手术系统都以鼠标或是简单力反馈作为输入，无法给医生在三维空间中进行手术的感觉。

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Surgeons who do key-hole surgery have used 3D systems like this to train, but UK Haptics see their system as having a more widespread appeal to a large number of nurses.

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Just behind MicroStrategy is newcomer Intuitive Surgical, a designer, manufacturer and marketer of robotic systems for performing surgery.

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Paul Murphy installs TV systems for a firm called Signal Surgery in Reading.

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