widen

• 表示使某物的范围、规模、宽度或差距变大的动作；也可表示自身变宽或变大。

A verb used to indicate the act of making something broader or more extensive in scope, size, or range.

1. Make or become widerB1formal

   To increase in width or extent; to make something broader.

   加宽

   • They plan to widen the road to reduce traffic congestion.
   • The river widens as it approaches the sea.
   • The doctor said the medication will widen her blood vessels.

   同义词broadendilateenlargeexpandextendstretchswell

   反义词constrictnarrowrestricttighten

2. Expand or increaseB2formal

   To increase the range, scope, or variety of something.

   扩大

   • Traveling can widen your horizons and understanding of different cultures.
   • The company aims to widen its product line next year.
   • Reading widely helps to widen your vocabulary.

   同义词amplifyaugmentbroadenenlargeexpandextendincreaseswell

   反义词constrictlimitnarrowreducerestrict