释义 |
gall waspnounA small winged insect of ant-like appearance. The female lays its egg in the food plant and when the larva hatches the surrounding plant tissue swells up around it to form a gall.- Superfamily Cynipoidea, order Hymenoptera: several genera.
He immerses himself in the study of the gall wasp, whose North American varieties were almost completely unresearched....- His specialty was the physiology of the gall wasp.
- He attended Harvard and received a Doctor of Science degree in taxonomy, and he devoted no less than 20 years of his life to researching the gall wasp.
|