esn的读音 esn中文意思

读音 
abbr. essential 基本的,必需的,本质的
esn 用法和例句
Esn 't exactly sound like news .
这可不是什么新闻了。
Esn 't that make you question his loyalty ?
这点你不怀疑吗?
This is congressman albert 's home address and his cellular esn .
艾议员的住址和手机频率。
She do1000 esn 't have ( = drink ) coffee for breakfast .
她不把咖啡充作早餐喝。