张大嘴巴咀嚼食物,或者边咀嚼边说话.

It is also considered impolite to chew food with an open mouth.

张大嘴巴咀嚼食物，或者边咀嚼边措辞，也被认为是不礼貌的。

It is also considered impolite to chew food with an open mouth, or to talk while chewing anything.

大部分大型动物需频繁咀嚼食物使之变成糊状后以便于吞咽。

Most large animals have to chew food extensively and form it into a mushy ball that’s easy to swallow.

举例来说，虽然我们与其他哺乳动物一样用牙齿撕咬和咀嚼食物，但我们是唯一餐后刷牙的动物。

For instance,although like our mammalian cousins we use teeth to bite and chew food,we're the only animals that brush after every meal.

举例来说，虽然我们与其他哺乳动物一样用牙齿撕咬和咀嚼食物，但我们是唯一餐后刷牙的动物。

For instance,although like our mammalian cousins we use teeth to bite and chew food, we're the only animalsthat brush after every meal.

在吞咽之前要咀嚼食物。

Chew your food thoroughly before swallowing.

医生建议他慢慢咀嚼食物。

The doctor advised him to chew his food slowly.

咀嚼食物有助于胃消化它。

Chew your food well to help your stomach digest it.

她慢慢咀嚼食物以帮助消化。

She chews her food slowly to aid digestion.

彻底咀嚼食物有助于消化。

Chewing your food thoroughly can aid in digestion.