1.in the field of 在…方面,在…領域
He also did pioneer work in the field of weather observation.
他在氣象觀察領域也做了不少開拓性的工作。
2.dig out of 挖出;清除
It is a hole that you can dig yourself out of.
這是一個你能挖出的洞。
3.expect to do 期待做...
But how do you expect to do this? Through greater volume of sales? Or new technology?
但你期望如何達到這個目的?通過增加銷量,還是使用新技術?