gainable怎么读，gainable什么意思，gainable短语和例句-a8棋牌平台游戏

1.i have read all the articles that were interesting and knowledge gainable.

我已经读了所有有趣的和增长知识的文章。

2.i have read all the articles that were interesting and knowledge gainable.

我已经读了所有有趣的和增长知识的文章。