ball-point penetrator [能源科學(xué)技術(shù)]球體貫入度儀ball-point pen n. 圓珠筆ball-point 圓珠筆ball-playing circles 球壇ball-planting n.帶土栽植ball-plant 土球包扎植物ball-pivot n.球樞ball-picker n.拾球人ball-pen ink [能源科學(xué)技術(shù)]圓珠筆油墨[經(jīng)濟(jì)學(xué)]圓珠筆墨水ball-pen n.圓珠筆ball-peen hammer ball-park 球場的ball-pane hammer [機(jī)械工程]球頭錘ball-of-fat n. 羊脂球（法國作家莫泊桑的短篇小說）ball-millingtime 球磨時(shí)間ball-milling efficiency [化學(xué)]研磨效率ball-milling 球磨ball-mill 球磨機(jī)ball-locking finger [能源科學(xué)技術(shù)]鎖緊球指針ball-lightning n.球狀閃電