大半生
- 网络the better part of a lifetime; most of his life
 大半生
大半生大半生
the better part of a lifetime
翻译词典... ... I am none the better. 我一点也没有好. the better part of a lifetime 大半生. ... 
                most of his life
13. 他的大半生(most of his life)都在旅行。最后,他在加拿大定居。
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