(noun.) an exchange of molecules (and their kinetic energy and momentum) across the boundary between adjacent layers of a fluid or across cell membranes.
(verb.) move while supporting, either in a vehicle or in one's hands or on one's body; 'You must carry your camping gear'; 'carry the suitcases to the car'; 'This train is carrying nuclear waste'; 'These pipes carry waste water into the river'.
(verb.) transport commercially.
(verb.) move something or somebody around; usually over long distances.
手打:珀西瓦尔
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