worry

• 心事重重

  have worries on one's mind

• 想心事

  worrying

• 去了一件心事

  get rid of a worry

• 可以了却一件心事

  can rid oneself of a worry

• 他好像有什么心事似的。

  He looks as if there is something on his mind.

• 想心事的样子

  look worried

• 他坐着想心事。

  He is sitting down and worrying.