复数： grindstones

Our bodies , slam themselves against the grindstone .

我们的身体，踩住对自己的磨刀石。

We have to put our nose to the grindstone if we want to finish painting the house today .

如果我们今天想把房子漆完就得埋头苦干。

A workman carefully exposed the object further and next saw its rounded back , which the archaeologists thought might be a grindstone .

一位工作人员小心的深入探索这块石碑，他看到石碑圆形的背部，这位考古学家认为它可能是一块磨石。

I never mind your unkind reminding thinside my grindstone hinders your cylinder .

我决不介意你不友善的提醒说我的磨刀石阻止了你的汽缸。

I never mind your unkind reminding thover at my grindstone hindersyour cylinder .

我决不介意你不友善的提醒说我的磨刀石损害了你的汽缸。