free flow 自由流通 ; 自由怜 ; 自由流动 ; 自用出气
free flow tunnel 明流洞 ; 无压坑道
free flow gallery 无压坑道
free-flow speed 自由车速 ; 自由流速度 ; 自由车流速率
free flow operating speed 无阻行车速度
free flow valve 易流阀
Free Flow Runner 自由奔跑者 ; 自由飞奔
free flow chute 明流泄槽
free flow tower 明流塔
continuous free flow electrophoresis 连续自由流动电泳 ; 连续自由活动电
Ottawa and Washington have to find a delicate balance between the free flow of commerce and legitimate security concerns.
渥太华和华盛顿必须在自由贸易流通和司法安全事务之间找到一个微妙的平衡。
While previously the gap between the continents had allowed a free flow of water, now the isthmus presented a barrier that divided the Atlantic Ocean from the Pacific Ocean.
以前，大陆之间的鸿沟允许水自由流动；而现在地峡形成了一道屏障，把大西洋和太平洋分隔开来。
Ensure there is a free flow of air around the machine.
要确保机器周围空气畅通。
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