in-=in,into,on 变化型 il-,im-,ir-
n (esp pl 尤作复数)
1 ~ (into sth) sudden attack on another's territory; raid 突然侵袭他人领地; 突袭
*inroads into enemy territory 突袭敌国领土.
2 (idm 习语) make inroads into/on sth gradually use up or consume more and more of sth; lessen the amount of sth available 消耗某物
*Hospital bills had made deep inroads into her savings. 住院的花销用去她一大笔积蓄.
* Already the children had made considerable inroads on the food. 孩子们早已吃掉不少食物.
n [usually plural]
make inroads into/on sth
a) to have an important effect or influence on something, especially by taking something away from it
Video is making huge inroads into attendance figures at movie theaters (=taking away its customers) .
They have made significant inroads into the European market.
The administrative workload is making massive inroads into our working day (=taking away time) .
b) to make some progress towards achieving something difficult
We haven't made much of an inroad into the backlog of work.