半圆形舌盖，造型大方，方便开启。

Semicircular tongue cover, generous modeling, convenient to open.

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钩环闭合，方便开启和关闭。

Hook-and-loop closure for easy on and off.

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但并购交易最后并未受到刁难，此事实为这一保守行业今后的跨国行动开启了方便之门。

The fact that the deal has passed off without interference widens the door to further cross-border activity in an insular industry.

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