诸如由比尔和梅林达盖茨基金会提供的新资源，正使得麦地那龙线虫的根除变得可及。

And new resources, such as those provided by the Bill and Melinda Gates Foundation, are bringing guinea-worm eradication within reach.

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操作人员可以为“龙信使”安装履带以提高移动能力，此外，还可以为机械臂安装可旋转肩部、手腕和夹子的部件，以提高灵活性。

Operators of Dragon Runner SUGV have the ability to add tracks for maximum mobility and a manipulator arm with rotating shoulder, wrist, and grippers for dexterity.

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“恐爪龙类”比如“伶盗龙”，用两条腿走路，食肉，有邪恶的可伸缩的爪。

Deinonychosaurs, such as the velociraptor, walked on two legs, ate meat and had vicious retractable claws.

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