undertaking
n. 任务，企业；许诺，保证；丧葬业，殡仪业
v. 承担，从事；承诺，答应；<英>在内侧行驶时赶上并超越（另一辆车）（undertake 的现在分词形式）
复数 undertakings
例句
The landlord gave a written undertaking that the repairs would be carried out.
房东书面保证将进行维修。
《牛津词典》
Organizing the show has been a massive undertaking.
组织这场演出是一项巨大的任务。
《柯林斯英汉双解大词典》
Making the house habitable was a major undertaking.
把这房子收拾得可以住人是个大工程。
