chemical action
英汉例句
- Coal was formed out of dead forests by chemical processes.
煤是已死森林經過化學作用而形成的。 - As the wrigglers develop, the gelatinous outer membrane decomposes, perhaps triggered by a chemical change in the tadpoles.
隨著這些小蟲的生長，膠狀的外部膜會分解，這可能是由於蝌蚪內部的化學作用而觸發的。