常見例句雙語例句ANVIL : A small piece of ground and lapped steel attached to the frame of a micrometer; serves as a flat, fixed point from which measurements can be taken.鐵砧：一小塊經(jīng)過研磨和拋光的鐵塊，附于千分尺上面作為平直固定的測量參考點。 返回 steel anvil