The inward flow of a fluid through a permeable membrane toward a fluid of greater concentration.
内渗透一种液体透过可渗透膜流向另一种浓度比它高的液体的内部流动
The coordinated turning of the eyes inward to focus on an object at close range.
会聚眼睛向内的协调转动,从而聚焦在近处的某物体上
The door opened inward into the room.
门是朝房间里面开的。