对于船只绕过西伯利亚海岸的新捷径以及西北通道都存在着争议。
And there are squabbles over new shortcuts for shipping around the Siberian coast and the Northwest Passage.
长期以来，对视听通道效应的实验结果的发现是不一致的，理论解释上也存在着诸多争议。
For a long time, data from experiments of auditory-visual modality effect is inconsistent, and its theoretical explanations also are controversial.
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