Self-confidence是一个完整的英文单词吗?

self-confident还是 self-confidence? self-assured和 confidence的区别?不都是名词吗?用法有什么不一样? Self-confidence是什么意思 Self-confidence for new self-confidence是什么意思? 求一篇关于“Self-confidence”的英语短文 自信是成功的钥匙题目就是self-confidence is the key to success120字左右就行 physical self-confidence 如何翻译 Building up self-confidence中文翻译 圣诞快乐完整的英文单词是? 英语翻译上面没写完整。这里是完整的if you have no confidence in yourself,you a 自信点 用英语怎么说Be self-confidence 请确定知道的回答