Come up with
1.赶上
We came up with a group of tourists. 我们赶上了一群旅游者.
1. 2.(针对问题等)想出;提供
He came up with good ideas for the product promotion. 他想出一个推广产品的好方法。
He could not come up with a proper answer. 他想不出一个合适的回答。
2. 3.准备好(钱等)
You must come up with the money by tomorrow night. 你明晚之前必须准备好钱。
Arduous: involving a lot of effort and energy, especially over a period of time 艰苦的;艰难的
an arduous journey across the Andes 翻越安第斯山脉的艰苦之行
The work was arduous. 这项工作很艰巨。
Oversee: to watch somebody/something and make sure that a job or an activity is done correctly 监督;监视
United Nations observers oversaw the elections. 联合国观察员监督了选举。
Beforehand: earlier; before something else happens or is done 预先;事先
two weeks/three days/a few hours beforehand 提前两星期╱三天╱几小时
I wish we'd known about it beforehand. 要是我们预先知道这事就好了.