familiarization

familiarization汉语翻译：
n. 亲密, 精通, 熟悉英语解释：
名词 familiarization:

the experience of becoming familiar with something同义词：familiarisation

His familiarization with several operating system make him the best candidate for this position.由於熟悉好几种操作系统，他成了这个职位的最佳候选人。