词汇	protoboard
释义	protoboard 🌏原型
随便看	hand held rotary prism handhelds hand-helds hand-held sand papering block hand held satellite difference gps handheld scanner hand held scanner hand-held scanner hand-held set hand -held set hand-held shaker handheld shotgun mic hand held shower nozzle hand-held shower nozzle hand held sinker hand-held sinker hand held slit lamp hand-held slit lamp hand-held sonar handheld spectrum analyzer hand-held speech security unit handheld spotlight hand-held spraying apparatus hand-held station hand-held steadyscope