... 自由浸沉浮标：free-diving buoy 自由交换资料：free exchange of information 自由降落救生艇系统：free fall lifeboat system ...
双语例句
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And in an era of pressing global challenges, the freeexchangeofinformation and ideas through the media can connect people and countries in networks of common cause.
In exchange for contact information, offer your customers something of value: a newsletter, a free seminar, or more information about your products and services.