| 21. | fly [ launch ] a balloon |
| 放飞气球
|
| 22. | launch a boat |
| 使船下水
|
| 23. | launch a boycott |
| 开展联合抵制（行动）
|
| 24. | launch a mighty army against |
| 对…大举出兵
|
| 25. | launch a converging assault |
| 围攻
|
| 26. | launch [mount] an attack against [on] |
| 向…发动进攻
|
| 27. | launch an all-out [a general] attack |
| 发动全面攻击，发动总攻击。
|
| 28. | launch a converging attack in several columns |
| 发动数路围攻
|
| 29. | deliver [ launch , make] an attack against [on] the enemy |
| 向敌人发起攻击
|
| 30. | launch [mount] an expedition |
| 发起远征
|