swells
/swel/
动词
肿胀，肿，膨胀
It was obvious she had broken her toe, because it immediately started to swell (up).
她的脚趾显然已经骨折，因为立刻肿起来了。
/swel/
名词
（缓慢的）波涛起伏
（乐器）音量的变大
/swel/
形容词
极好的
That's a swell idea!
那个主意好极了！
/swel/
副词
极好地
Everything's going swell.
一切都很顺利。