[with obj.]break (ore, rock, or stone) into smaller pieces, especially in preparation for sorting 击碎(矿石,岩石,石块) ■[no obj.](of ore, rock, or stone) break off in fragments (矿石,岩石,石块)裂成碎片 cracks below the surface cause slabs of material to spall off. 表面下的裂缝导致石板碎裂剥落。
noun
a splinter or chip, especially of rock 裂片;碎片(尤指碎石)
语源
late Middle English (as a noun): of unknown origin. The verb dates from the mid 18th cent