Rare technical character, written only in its traditional gate form. It names a tin-lead soldering alloy, also called 焊閖 or 锡閖. Modern writing nearly always uses 焊锡 ('solder') instead.
Components
semantic
門mén
gate
The outer 門 is the full traditional gate graph used as an enclosing frame; this character is not simplified and is written only this way.
