| Expression | After years of ___________ research, the researchers discovered a cure. |
|---|---|
| hint | diligent, hardworking |
| Meaning | sedulous |
Learn with these flashcards. Click next, previous, or up to navigate to more flashcards for this subject.
Next card: Host made entrée cooked guest's specifications elegantly polite
Previous card: Reason meeting discuss candidates i made decision appearing
Up to card list: advanced English