《明史·列传·卷六十》
应召商以粮换盐引，免除交纳米例。 
宜召商中盐，罢纳米例。 
Merchants should be invited to exchange grain for salt permits, and be exempted from paying grain tax.
<s>[INST] 用英语解释这段文言文的意思: 宜召商中盐，罢纳米例。  [/INST] Merchants should be invited to exchange grain for salt permits, and be exempted from paying grain tax.</s>
用英语解释这段文言文的意思: 宜召商中盐，罢纳米例。
user
Merchants should be invited to exchange grain for salt permits, and be exempted from paying grain tax.
assistant