Definition: to make something certain to happen Level: C1
这笔贷款应能确保公司的未来。
This loan should ___assure the company's future.
该程序保证能确保性能提升，否则退款！
The program is guaranteed to ___assure improved performance or your money back!
有效的规划将确保项目及时完成。
Effective planning will ___assure the timely completion of the project.
