钾碱：泛指钾的各种化合物。主要指碳酸盐（K2CO3），呈白色晶体，以前从木材的灰烬中提。

Potash:Name used for various inorganic compounds of potassium, chiefly the carbonate (K2CO3), a white crystalline material formerly obtained from wood ashes.

youdao

“红木”不是泛指所有红色木材，也不是一种木材，而是当前国内红木用材约定俗称的统称。

"Annatto" not referring to all red wood, is not a kind of wood, but the current domestic annatto timber agreement called collectively.

youdao

“红木”不是泛指所有红色木材，也不是一种木材，而是当前国内红木用材约定俗称的统称。

"Annatto" not referring to all red wood, is not a kind of wood, but the current domestic annatto timber agreement called collectively.

youdao