broadened

英 [ˈbrɔːdnd]

美 [ˈbrɔːdnd]

v. 变宽; 变阔; (使)扩大影响; 增长(经验、知识等)
broaden的过去分词和过去式

过去分词：broadened　

COCA.29229

柯林斯词典

VERB 变宽
When somethingbroadens, it becomes wider.
1. The trails broadened into roads...
  羊肠小道变成了宽阔的公路。
2. The smile broadened to a grin.
  笑容变得更加灿烂。
V-ERG 扩大…的范围；增长，增加（经验、受欢迎程度）
When youbroadensomething such as your experience or popularity or when itbroadens, the number of things or people that it includes becomes greater.
1. We must broaden our appeal...
  我们必须进行更广泛的呼吁。
2. I thought you wanted to broaden your horizons...
  我想你是想拓宽自己的视野。
3. The political spectrum has broadened.
  政治范围得到了扩大。
PHRASE 开阔（心胸）
If an experiencebroadensyourmind, it makes you more willing to accept other people's beliefs and customs.
1. They say that travel broadens the mind.
  他们说旅行能够开阔心胸。