| strengthen | |
| 级别 | 第4级 |
| 音标 | [ ˈstreŋθn ] |
| 解释 | vt.加强，变坚固；vi.变强，股票上涨 |
| 英英释义 | to make something stronger or more effective , or to become stronger or more effective |
| 发音 |  |
| 例句 |
1. We must strengthen our unity in the face of powerful enemies. 大敌当前，我们必须加强团结。 2. You wish to strengthen our forces in the south? 你想要加强我们在南部的势力? |
