Sometimes he regurgitates the food we give him because he cannot swallow.是什么意思？

Sometimes he regurgitates the food we give him because he cannot swallow.

有时他会倒嚼我们喂给他吃的食物，因为他无法吞咽。

sometimes

adv. 有时，间或，时

例句
I want to work at home on a Tuesday but as it turns out sometimes it's a Wednesday or a Thursday.
我想周二在家工作，但实际上有时却是周三或是周四。

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

regurgitates

--

例句
Sometimes he regurgitates the food we give him because he cannot swallow.
有时他会倒嚼我们喂给他吃的食物，因为他无法吞咽。

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

food

n. 食物，食品，粮食，养料，资料；

例句
English food can be wonderful but the normal English diet is abominable.
英国也有美食，只是一般的日常饮食太过糟糕。

we

pron. 我们，咱们，笔者，本人，朕，人们；

例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

give

vt.& vi. 给予，赠送，作出；vt. 供给，产生，举办，（为购买某物或做某事而）支付；vi. （物体）塌下，让步；n. 伸展性，弹性；

例句
We closed our offices at 2:00 p.m. to give employees time to absorb the bad news.
我们下午两点就放工了，以便给员工时间来慢慢接受这一坏消息。

him

pron. (he的宾格)他；

例句
They said goodbye to him as he got aboard the train at Union Station.
当他在联合火车站登上火车之际，他们向他道别。

because

conj. 因为；

例句
5,000 people die every year because of accidents in the home...
每年有5,000人死于家中的意外事故。

cannot

=can not，未可，不能，不可；

例句
...parents who feel they cannot cope or might abuse their children.
认为自己应付不来或可能会虐待孩子的父母

swallow

vt.& vi. 吞，咽，忍耐，忍受；vt. 不流露，<口>忍受，轻信；n. [鸟]燕子，胃管，食道，一次吞咽的量，（滑车等的）通索孔；

例句
The coffee was almost too hot to swallow and made him choke for a moment...
咖啡烫得几乎咽不下去，呛得他好一会儿喘不过气来。