desire(n)
1.craving:awish,craving,orlongingforsomething
2.somethingwishedfor:
somethingthatorsomebodywhoiswishedfor(formal)
3.sexualcraving:astrongwishforsexualrelationswithsomebody
从Encarta字典里面的英文解释可以看出desire主要偏重的是长期的想法/希望,想要获得某件东西,或者有想要和某人发生关系的欲望.
ambition(n)
1.desireforsuccess:astrongfeelingofwantingtobesuccessfulinlifeandachievegreatthings
Shelacksambition.
2.objectiveorgoal:agoalorobjectivethatsomebodyistryingtoachieve
而ambition强调的是达到成功的欲望或者是野心,偏重对既定目标的追求.