[with obj.](Architecture & Archaeology)shape (a piece of stone, typically flint) by striking it so as to make stone tools or weapons or to give a flat-faced stone for building walls (建筑,考古)敲打,打制(石器,尤指石砖) [as adj. knapped]buildings made of knapped flint. 用打制燧石建造的建筑物。 ■(archaic)strike with a hard short sound; knock (古)敲打,敲击
派生 knapper noun 语源
late Middle English (in the sense 'to knock, rap'): imitative; compare with Dutch and German knappen 'crack, crackle'