payload
n.
also pay-load, 1917, from pay + load, n.. Originally the part of a truck's (later an aircraft's) load from which revenue is derived (passengers, cargo, mail); figurative sense of "bombs, etc. carried by a plane or missile" is from 1936.
| 词汇 | payload | 
| 词根词缀 | Online Etymology Dictionary payload n. also pay-load, 1917, from pay + load, n.. Originally the part of a truck's (later an aircraft's) load from which revenue is derived (passengers, cargo, mail); figurative sense of "bombs, etc. carried by a plane or missile" is from 1936. | 
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