undertaking

The landlord gave a written undertaking that the repairs would be carried out.

房东书面保证将进行维修。

More recently, however, some companies have been investing money in a more ambitious undertaking: learning how to adjust the fundamental make-up of the food they sell.

然而，最近一些公司开始投资一项更加雄心勃勃的事业：学习如何调整他们销售食品中的基本成分。

Organizing the show has been a massive undertaking.

组织这场演出是一项巨大的任务。

Making the house habitable was a major undertaking.

把这房子收拾得可以住人是个大工程。

He is interested in buying the club as a commercial undertaking.

他有意购买那个俱乐部作为投资。