董事会授权总经理在预算范围内重新谈判供应合同。Dǒngshìhuì shòuquán zǒngjīnglǐ zài yùsuàn fànwéi nèi chóngxīn tánpàn gōngyìng hétong.The board authorised the general manager to renegotiate the supply contract within the budget.
没有你的授权,我不能替你签这份合同。Méiyǒu nǐ de shòuquán, wǒ bùnéng tì nǐ qiān zhè fèn hétong.Without your authorisation, I can't sign this contract for you.
公司授权他全权处理与客户的合作事宜。Gōngsī shòuquán tā quánquán chǔlǐ yǔ kèhù de hézuò shìyí.The company authorised him to handle all matters of cooperation with the clients.