conversant
/kənˈvɜːsənt/adjective
predic.
- familiar with or knowledgeable about something熟悉的, 精通的：
he was fully conversant with the principles of word processing.
他非常熟悉文字处理原理。
派生词
conversance
nounconversancy
noun词源
Middle English: from Old French, present participle of converser （see CONVERSE1）. The original sense was 'habitually spending time in a particular place or with a particular person'.