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なる， 成る， 為る
1. to become, to get, to grow, to turn, to reach, to attain
2. to result in, to turn out, to end up, to prove (to be)
3. to consist of, to be composed of, to be made up of
4. to be completed, to be realized, to succeed, to be attained, to be accompli...
成为，达到，取得；变成
は
1. indicates sentence topic
2. indicates contrast with another option (stated or unstated)
3. adds emphasis
指示句子的主题；表示与另一选项（无论是否明确提及）形成对比；表示强调
だろう， だろ
1. seems, I think, I guess, I wonder, I hope
2. right?, don't you agree?, I thought you'd say that!
似乎，我想，我猜，我不知道，我希望；对吧？你同意吗？我就知道你会这么说！
