Dear Shirley must have put a lead ball in it!
亲爱的雪莉大概放了个铅球在里面。
They melt a little ball of lead and then drop it into a bucket of water.
他们将小铅球融化，然后滴进一桶水里。
You spiked the ball and put us in the lead.
你的扣球使我们居于领先地位。
The adjustment process of lead powder ball grinder was introduced.
介绍铅粉球磨机的调试过程。
The adjustment process of lead powder ball grinder was introduced.
介绍铅粉球磨机的调试过程。
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