请问obstacle

请问Lack of education is an obstacle of success.的句子成分? 12）The Obstacle of Intercultural Communication 跪求一篇题目“overcoming obstacle”的英语作文. 英语翻译Obstacle and Solution of English Listening Comprehension 英语翻译Parkour,an extreme sport performed on an "city obstacle we have as yet found no obstacle yet 英语翻译乐队:Interpol 歌名:Obstacle 1I wish I could eat the salt off instead of giving us a help,he gave all kinds of obstacle to 英文翻译：这个协议将冲破对自由贸易设置的障碍.（break through；obstacle）） 英语翻译最好顺便指出barrier和obstacle的区别,不要复制前人的答案, every obstacle is a chance to make one's life better Lack of hands is the major obstacle to our work.前面为什么要加of呢?如