奥巴马先生正把共和党看作一位驾驶员，这位驾驶员已一头栽入泥沟，等待他人助其一臂之力，把车拖上来，然后被要求交回车钥匙。

Mr Obama is likening the Republican Party to a driver who, having crashed into a ditch, waits for someone else to pull the car out and then asks for the keys back.

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结果：肱二头肌长头肌腱在结节间沟内小结节处受到明显地挤压，在此处肱二头肌长头肌腱变薄变窄。

Results:The tendon of long head of biceps brachii was obviously compressed by small tubercle in intertubercular sulcus and the tendon appeared thin and narrow.

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阐明了在浅沟发育初期、中期和后期三个发育阶段，沟头溯源侵蚀、沟壁扩展和沟床下切侵蚀变化规律。

The change of ephemeral gully headward erosion, gully-wall collapsing and deep-cutting erosion were quantified in the three stages of initial-phase, metaphase and anaphase.

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