grind stone
英漢例句
- We suggest sharpening on a wet stone because it cleans the pores of the sharpener dissipates frictional heat and facilitates smooth sharpening action.
我們建議使用一塊弄溼了的磨石，因爲(wèi)研磨液躰能幫助清潔磨具上的孔，能散去摩擦産生的熱量，還能使磨刀的動(dòng)作更加順滑。 - In this cavern are three massive stone wheels, each with a huge pole through its centre as an axle.
洞裡有三個(gè)巨大的砂輪，每個(gè)砂輪的中心穿過(guò)一個(gè)巨大的桿作爲(wèi)輪的軸心。