n.肿胀物；膨胀
动词swell的现在分词.
The swelling has gone down a little. 肿块已小了一些。
He probed the swelling anxiously with his finger. 他很担心地用手指触摸肿处。
The swelling on her finger was caused by a foreign body in it. 她的手指肿胀是手指内有异物引起的。
The swelling or shrinkage with changes in moisture content is known as movement. 木材随含水量变化发生膨胀或收缩，这种现象称为胀缩。
