bergmeal
/'bә:^mi:l/
📖 中文释义
- (=bermehl)硅藻土
📘 English Definition（英文释义）
- n. An earthy substance, resembling fine flour. It is
- composed of the shells of infusoria, and in Lapland and Sweden is
- sometimes eaten, mixed with flour or ground birch bark, in times of
- scarcity. This name is also given to a white powdery variety of
- calcite.