双方在医院附近谈妥了价格——20元。我特意在网络上查询了当时的物价，1970年代，猪肉约0.9元/斤，因此20元相当于现在的3200元至4000元。
Is Blockchain a cryptocurrency?Blockchain is not a cryptocurrency but a technology that makes cryptocurrencies possible. It's a digital ledger that records every transaction seamlessly.，更多细节参见旺商聊官方下载
System descriptor (S=0)，详情可参考爱思助手下载最新版本
// Clean up compressor resources on error/cancellation