| 例句 |
The valves in the heart control how quickly the blood is pumped around the body.心脏瓣膜控制着血液输送到身体各处的速度。Heart valve disease may be due to heart abnormalities at birth, infection, or degeneration with age.心脏瓣膜病可能是因为出生时即有的异常、感染或是因衰老导致的功能减退造成。One of the long-lasting effects of the infection is damage to a valve in the heart.感染的其中一个长期后果是使心脏瓣膜受损。 |