N-COUNT

拼圖；拼圖玩具

N-COUNT

錯綜復雜的情況；謎團

例句

n.

線索;拼圖

Noun

1. a portable power saw with a reciprocating blade; can be used with a variety of blades depending on the application and kind of cut; generally have a plate that rides on the surface that is being cut

2. fine-toothed power saw with a narrow blade; used to cut curved outlines