- 只有学习才能获得知识。
Knowledge can only be obtained by study.
- 我们必须团结起来才能战胜敌人。
We need to band together to beat the enemy.
- 我们怎样才能停止战争？
How can we abolish war?
- 请告诉我怎样才能联络上他。
Please tell me how I can get in touch with him.
- 我们要连胜七局，才能在这场锦标赛中夺得冠军。
We have to win seven times in a row to win this tournament.
- 你要先输入好个人资料，然后才能买票。
To purchase a ticket you need to enter your personal details.
- 学外语要花好几年的时间才能学得精通。
It takes years to master a foreign language.
- 他虽然很有才能，但却不肯努力上进。
With all the talent he has, he never makes any effort.
- 我想他得花两个小时才能把工作做完。
It will take him two hours to finish the work.
