n.事业；企业；保证；许诺；殡仪业

He blazed away at his undertaking. 他全力以赴地工作。

He is too timid to venture upon a new undertaking. 他太胆小，不敢从事新的事业。

He has sunk half his fortune in a new business undertaking. 他已把一半财产投资于一种新的企业中。

He was required to give a written undertaking not to disclose the details of their contract. 他被要求出具书面保证不披露他们的合同的细节。

The Prime Minister had obtained the royal undertaking. 首相得到国王的许诺。