the difference between foreign language and second language

the difference between foreign language and second language whai is the difference between studying language and studyin 请问native language,official language,second language,foreign 英语翻译来自一篇文章：body language上下文：the difference between Arab and 概念:1.the first language 2.the second language 3.the foreign In about 200 words, explain the difference between language the reasons for difference of body language between China an 英语翻译The greater the differences between a second language an The Relationships Between Body Language and Culture 英语在以色列是second language or foreign language? second language和foreign language 的区别?我能不能理解为second language就 英文：what is the difference between primary sources and second