A high proportion of five-year-olds have teeth in poor condition.

五岁儿童牙齿不健康的比例高。

《牛津词典》

As the sun was setting, Yohannes Haile-Selassie found a hand bone not a stone's throw from where the teeth had been found the previous year.

当时，太阳还没落山，就在先前发现牙齿的一箭之地，考察队员约翰尼斯·海尔·塞拉西发现了一块手骨。

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By the end of the first year they have enough teeth to eat coarser foods.

快一岁时，他们的牙已足以嚼动硬的食物。

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January is the traditional time of year for teeth gnashing from rail passengers as fares rise again.

BBC: Have train fares gone up or down since British Rail?

Sharks shed thousands of teeth per year, and have been doing so for eons.

NEWYORKER: Bones of Contention

The Dish chairman ended up wearing braces on his teeth for a year and a half.

WSJ: Dish Chief: TV Needs to Change