Cold chisel
01
冷凿, 凿子
a hand tool with a sharp, hardened steel blade used for cutting, shaping, or chipping away hard materials such as metal, stone, or concrete
例子
The worker carefully struck the cold chisel to break the concrete slab into smaller pieces.
工人小心地敲打冷凿，将混凝土板破碎成更小的块。
