The Curiosity rover is the size of a car, has 17 cameras, a robotic arm, a laser and a drill.

好奇号漫游车相当于一辆小轿车那么大，它配有17个摄像机，1个机械臂和1个激光器。

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This is advance single arm drill where the opposite arm is not balancing in front.

这是升级了的单臂训练，反向的手臂没有放在前面用以平衡。

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In this drill, you start kicking on your side, with your top arm at your side, your bottom arm extended palm-down towards the bottom of the pool.

在这个训练中，我们从侧身踢腿开始：踢腿时，近水面的一臂要自然摆放于体侧； 近池底的一臂则要尽量伸展，并保证手掌朝向池底。

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Curiosity's robot arm will drill into the Martian rocks and feed the powdered samples into its onboard chemistry laboratory.

WSJ: Mars Mission Seeks a Happy Landing

This is positioned on the same tool-turret as the drill, on the end of the robotic arm.

BBC: Curiosity Mars rover spins its rock drill

Just before halting its investigations, the nuclear-powered rover used the drill at the end of its 7-foot-long robotic arm to bore into a rock near where it landed and analyze the powder.

NPR: Mars Rover Curiosity Stands Down After New Problem