jigsaw
/ˈdʒɪgsɔː/noun
1
- （亦作jigsaw puzzle）a puzzle consisting of a picture printed on cardboard or wood and cut into various pieces of different shapes that have to be fitted together拼图玩具; 七巧板。
1.1
- figurative a puzzle that can only be resolved by assembling various pieces of information〈喻〉杂乱无绪的难题：
help the police put all the pieces of the jigsaw together.
协助警方将片断信息拼出样子来。
2
- a machine saw with a fine blade enabling it to cut curved lines in a sheet of wood, metal, or plastic钢丝锯。