Nghĩa

1. bar (elongated bar made of metal or wood which serves to prevent the door from being opened)
2. ingot (solid block of more or less pure metal, often but not necessarily bricklike in shape and trapezoidal in cross-section, the result of pouring out and cooling molten metal, often immediately after smelting from raw ore or alloying from constituents)
3. connecting beam of the side plating