a promise that something will be done or will happen , especially a written promise by a company to repair or change a product that develops a fault within a particular period of time
发音
例句
1. Can you guarantee me a job when I get there? 你可以确保我到那儿就可以找到一份工作吗? 2. I guarantee that if you take this medicine, you'll soon get well. 我管保你吃了这药就好。