noun
fishing sinker; net weight
A weight attached to a fishing line or net to keep it submerged. Common in angling and commercial fishing contexts.
釣り糸に沈子を付けて、仕掛けを沈める。
Attach a sinker to the fishing line to sink the rig.
網の沈子が海底に着くと、魚が入りやすくなる。
When the net weights reach the seabed, fish enter more easily.