So come on: jack be nimble, jack be quick!
你们来吧：杰克快点，杰克快点！
So come on: Jack be nimble, Jack be quick! Jack Flash sat on a candlestick.
哦，来吧，聪明灵巧的杰克闪耀在火把尖。
The quick latch jack can be widely used in the coring operation in the oil and gas drilling engineering.
本实用新型可广泛用于石油、天然气钻井工程取岩心作业中。
The quick latch jack can be widely used in the coring operation in the oil and gas drilling engineering.
本实用新型可广泛用于石油、天然气钻井工程取岩心作业中。
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