distend

1. V-T/V-I If a part of your body is distended, or if it distends, it becomes swollen and unnaturally large. 肿胀[医学] [正式]

Through this incision, the abdominal cavity is distended with carbon dioxide gas. 通过此切口，二氧化碳气体把胸腔充得肿胀起来。

The colon, or large intestine, distends and fills with gas. 结肠，也叫大肠，内部填满气体膨胀起来。

2. distendedADJ

...an infant with a distended belly. ...一个肚子肿胀的婴儿。