FAQs About the word first-hand

第一手

Obtained directly from the first or original source; hence, without the intervention of an agent.

直接的,直接,初级,临床,经验主义的,经验的,无中介,高效的,动手实践,相近的

间接的,二手的

firsthand => 第一手资料, first-degree burn => 一度烧伤, first-come-first-serve => 先到先得, first-class mail => 一等邮件, first-class honours degree => 一级荣誉学位,