按照学术界的惯例,引用未发表资料必须先征得作者同意。Ànzhào xuéshù jiè de guànlì, yǐnyòng wèi fābiǎo zīliào bìxū xiān zhēngdé zuòzhě tóngyì.According to academic convention, citing unpublished materials requires the author's prior consent.
按照惯例,新同事第一天要请大家喝咖啡。Ànzhào guànlì, xīn tóngshì dìyī tiān yào qǐng dàjiā hē kāfēi.By custom, a new colleague treats everyone to coffee on the first day.
这家餐厅有个惯例,每周五晚上都有免费甜点。Zhè jiā cāntīng yǒu ge guànlì, měi zhōuwǔ wǎnshang dōu yǒu miǎnfèi tiándiǎn.This restaurant has a tradition of free dessert every Friday evening.