well up

动词 well up:

1. come up (as of feelings and thoughts, or other ephemeral things)
   同义词：swell

1. He tucked her robe well up to her knees.
   她把袍子高高卷到膝盖。
2. Joy welled up in his heart.
   欢迎涌上他的心头。
3. He's well up in all the latest developments in the industry.
   他很熟悉这个行业中所有的最新情况。
4. Tears welled up in her eyes.
   泪水涌上她的眼眶。