Unique facial features, such as widely-spaced eyes, triangular face, low-set ears, and short-webbed neck.

面部特征奇特，例如双目距离远，三角脸，低位耳以及短蹼颈。

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The appearance of this disorder can include hypertelorism (widely-set eyes), down-slanting eyes, webbed neck, and other conditions, including congenital heart disease in half of those affected.

这种病症的表象可能包括器官距离过远（双目远离）、向下斜视、蹼状颈、以及其它状况，包括半数患有先天性心脏病。

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Any of various large aquatic birds of the family Anatidae chiefly of the genera Cygnus and Olor, having webbed feet, a long slender neck, and usually white plumage.

天鹅：鸭科的各种大型水禽，主要是天鹅和哑天鹅属，有蹼足、长而细的脖子和通常为白色的羽毛。

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Any of various large aquatic birds of the family Anatidae chiefly of the genera Cygnus and Olor, having webbed feet, a long slender neck, and usually white plumage.

天鹅：鸭科的各种大型水禽，主要是天鹅和哑天鹅属，有蹼足、长而细的脖子和通常为白色的羽毛。

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