exchange of needed goods
导读：exchange of needed goods读音音标
exchange of needed goods意思解释
双语例句This arrangement helps implement the principle of equality and mutual benefit and ex
exchange of needed goods意思解释
双语例句This arrangement helps implement the principle of equality and mutual benefit and ex
exchange of needed goods读音音标
exchange of needed goods意思解释
双语例句
This arrangement helps implement the principle of equality and mutual benefit and exchange of needed goods.这样做有助于实现平等互利，互通有无的原则。
