Bedeutungen
[der] 沥青煤。
bituminous lignite
❬hr color=#336cc size=1 /❭
[die] 沥青煤。
bituminous coal, pitch coal, bituminous lignite, black lignite
❬hr color=#336cc size=1 /❭
[die] 沥青煤。
bituminous coal, pitch coal, bituminous lignite, black lignite