The joke would not be understood by readers unfamiliar with Jewish tradition.
feelings of nervousness at being in unfamiliar surroundings
The rules of the game are quite unfamiliar to most people.
英语词典包含67175条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。