n.[U]

1. 挂虑；担心；悬念；悬疑
   I try to add an element of suspense and mystery to my novel.

   我试图给我的小说增加一点悬念和神秘的色彩。

2. 悬而不决，未定
3. （权利等的）暂时停止；中止

n.

1. a state or feeling of excited or anxious uncertainty about what may happen.
2. chiefly Law  the temporary cessation or suspension of something.