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V-ERG
（使）變寬;（把…）加寬
If you widen something or if it widens, it becomes greater in measurement from one side or edge to the other.
例句
He had an operation last year to widen a heart artery...
去年他接受了一個擴張心臟動脈的手術。
The river widens considerably as it begins to turn east.
河流轉向東流時河道大幅度變寬。
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V-ERG
(使)擴大;(使)擴展;(使)增加
If you widen something or if it widens, it becomes greater in range or it affects a larger number of people or things.
例句
U.S. prosecutors have widened a securities-fraud investigation...
美國檢察官擴大了對一起證券欺詐案的調查范圍。
The search for my brother widened...
對我弟弟的搜索范圍擴大了。
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VERB
(眼睛)睜大
If your eyes widen, they open more.
例句
His eyes widened as he spoke the words.
他說這番話時眼睛瞪大了。
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V-ERG
(使)(差距)拉大
If a difference or gap widens or if something widens it, it becomes greater.
例句
Wage differences in the two areas are widening...
兩個地區的工資差距正在拉大。
The US trade deficit widened to $7.59 billion in November.
11月美國的貿易赤字擴大到75.9億美元。