Nature gave us lips to conceal our teeth," ran one popular Victorian maxim, alluding to the fact that before the birth of proper dentistry, mouths were often in a shocking state of hygiene.
有一句流行的维多利亚时代的格言说："大自然赋予我们嘴唇，是为了遮掩牙齿，" 这句话暗示了在正规牙科诞生之前，人们的口腔卫生状况常常令人震惊。
例句取自历年考研英语真题，翻译为机器生成，仅供学习参考。