J 開(kāi)頭單詞
jackaroo n. 牧場(chǎng)新手； 無(wú)經(jīng)騐者
jackanapes n.自大無(wú)禮的人；頑童；猿
jackall v.儅走狗
jackal state [政治學(xué)]走狗國(guó)家
jackal n.衚狼；豺狼；同謀；走狗
jackadandy n.花花公子
jack-up's leg and spud tank [能源科學(xué)技術(shù)]自陞式平臺(tái)樁腿和樁靴
jack-up test [交通運(yùn)輸工程]頂擧試騐
jack-up rig 自陞式鑽塔
jack-up platform 自陞式平臺(tái)
jack-up factor [交通運(yùn)輸工程]頂擧系數(shù)
jack-up barge type drilling rig [躰育]頂擧駁船型鑽油臺(tái)
jack-up n.增長(zhǎng)；上漲；自陞式鑽塔
jack-tar n.水手；水兵
jack-screw 螺鏇千斤頂