broaden
美 ['brɔd(ə)n] 
英 ['brɔːd(ə)n] 
- v.变宽;变阔;(使)扩大影响;增长(经验、知识等)
 - 网络加宽;放宽;拓宽
 
第三人称单数:broadens  现在分词:broadening  过去分词:broadened  
broaden
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1.  | [i] 变宽;变阔to become wider  | 
Her smile broadened. 她笑得更加灿烂了。  | 
2.  | [t][i] ~ (sth) (使)扩大影响to affect or make sth affect more people or things  | 
a promise to broaden access to higher education 拓宽高等教育渠道的承诺  | |
The party needs to broaden its appeal to voters. 该党需要进一步吸引选民。  | 
3.  | [t] ~ sth 增长(经验、知识等)to increase your experience, knowledge, etc.  | 
Few would disagree that travel broadens the mind(= helps you to understand other people's customs, etc.) . 旅游有助于开阔眼界,很少有人会不同意这一点。  | |
Spending a year working in the city helped to broaden his horizons . 在城市工作的一年拓宽了他的视野。  |