女性恒牙萌出时间一般都较男性早；

Permanent teeth erupted earlier in females than in males.

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恒牙萌出有一定的规律，主要表现在时间和顺序两个方面。

The eruption of permanent teeth has certain characteristics, mainly temporal and sequential.

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恒牙萌出于6岁左右，开始于第一恒磨牙以及下颌第一中切牙。这个过程一直持续到将近21岁。

Permanent teeth begin appearing around age 6, starting with the first molars and lower central incisors. This process continues until approximately age 21.

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