broadening 

英汉解释

n. 扩展；增宽
v. 放宽；扩张（broaden的ing形式）
adj. 加宽的

同义词

n. widening

反义词

n.   narrowing

参考例句

1. Our interests broadened after trips to museums.
参观过许多博物馆后我们的兴趣广泛起来了。
2. The moment you are broadening your supply chain, you are internationalising your business.
在你拓宽供应链的时候，你就是在全球化自己的业务。
3. A system (10) and method (60) for providing a user interface (37) with search query broadening is presented.
提出一种提供具有搜索查询拓宽的用户接口（37）的系统（10）和方法（60）。

英英解释

n.
  1. the act of making something wider
  2. the action of making broader
  3. an increase in width

网络释义

broadening
扩展; 增宽; 加宽; 宽展;
Inhomogeneous broadening
非均匀加宽; 非均匀宽化; 不匀散频; 非均匀展宽;
quadrupole broadening
四极展宽;
collisional broadening
碰撞展宽; 碰撞致宽(谱线);
resonance broadening
共振展宽; 共振加宽;