Our foreign trade policy has always been based on equality and mutual benefit and exchange of needed goods.
我们的对外贸易政策一向是以平等互利、互通有无为基础的。
Suddenly, there was a slight trembling sound from below, and the captain went down to see what had happened.
突然,从船舱下部传来一声微颤音,船长走下船舱去查看究竟。