The dry form is quite common in Native Americans, confirming other genetic evidence that their ancestors migrated across the Bering straits from Siberia 15, 000 years ago.

印第安人大多具有干态耳垢的特征，证明了这些特征是来自于他们的祖先——15000年前从西伯利亚穿过白令海峡而移居到美国。

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The United States and the Soviet Union are expected to sign a U.S.-Soviet Maritime Agreement at the Summit which will establish a boundary-line between the United States and the Soviet Union in the Bering Straits.

CENTERFORSECURITYPOLICY: Summit Watch: Tough Questions For President Bush