n.企业;事业;殡仪事业;保证;
v.担任( undertake的现在分词);着手作;
例句:
In those days, the trip across country was a dangerous undertaking.
那个时期,越野旅行是一件危险的事情。
The cold , hard fact remains that this is an enormous undertaking.
但严峻的事实仍表明这是一个艰巨的任务.
He gave her an undertaking to pay the money back with in a year.
他和她约定一年内还钱.