The key is hanging on a string by the door.

　　鑰匙拴在門邊的帶子上。

　　He still has a cloud of suspicion hanging over him.

　　大家仍然在懷疑他。

　　She had committed suicide by hanging herself from a beam.

　　她懸梁自盡了。

　　The project had hung fire for several years for lack of funds.

　　這個項目因缺少資金耽擱了好幾年。

　　You're not still hung up on that girl?

　　你不是還在念念不忘那個女孩吧？