widen

柯林斯詞典

1. V-T/V-I If you widen something or if it widens, it becomes greater in measurement from one side or edge to the other. 使變寬; 變寬
He had an operation last year to widen a heart artery. 他去年動了一次擴(kuò)張心臟動脈的手術(shù)。
2. V-T/V-I If you widen something or if it widens, it becomes greater in range or it affects a larger number of people or things. 擴(kuò)大
U.S. prosecutors have widened a securities-fraud investigation. 美國檢察官已經(jīng)擴(kuò)大了一個證券欺詐案的調(diào)查范圍。
3. V-T/V-I If a difference or gap widens or if something widens it, it becomes greater. 拉大 (不同或差距)
Wage differences in the two areas are widening. 兩個地區(qū)之間的工資差距正在拉大。