doom to和mean to的区别是什么？

doom to: 注定要。。。判定； 语气很强。例：The court doomed the accused to a long term of imprisonment。法庭判处被告长期监禁。mean to：意味着。。。；语气弱一些。例：Having my family around me means happiness to me.家人同我在一起就意味着幸福。