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以上为机器翻译结果，长、整句建议使用 人工翻译 。
他们提出，能够探测周围驾驶环境的车辆，在接近其他车辆的时候能够自动保持安全距离，以帮助保持交通畅通。
They say that vehicles that are capable of sensing their surrounding environment, and their proximity to other cars could maintain safe distances while helping to keep traffic moving.
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