They were taught how to bore rivet holes in the sides of ships. 有人教他們如何在船的舷側鉆鉚孔。
Later generations called this toy Lu Ban-lock, also Kongming-lock, and it has many kinds, and it reflects the riveted joint technology. 后人把這種玩具叫做魯班鎖，也叫孔明鎖，它的種類非常多，充分表現了中華民族傳統的隼鉚結構工藝。
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