常見例句雙語例句Lake pigment: A pigment made by precipitation of a soluble dye on an inorganic base to render it insoluble in water.色澱顔料：可溶性染料在無機堿中沉澱而生的顔料，它不溶於水。Using inorganic base as a catalyst, 2,2dimethylolbutyraldehyde was prepared by aldol condensation from formaldehyde and butyraldehyde.在堿性催化劑的存在下，甲醛和丁醛進行羥醛縮郃反應，制備2，2-二羥甲基丁醛。Using inorganic base as a catalyst, 2,2-dimethylolbutyraldehyde was prepared by the aldol condensation from formaldehyde and butyraldehyde.甲醛和丁醛在堿性催化劑的存在下，進行羥醛縮郃反應，制備2 ，2 二羥甲基丁醛。 返回 inorganic base