看起来很快乐 seems much happier
他们看起来玩的很快乐 They seem to play happy
看来很快乐
Look happy.
以上为机器翻译结果，长、整句建议使用 人工翻译 。
今天她看来很快乐。
She looks very happy today.
youdao
快乐的死亡却很快乐，不仅他自己感到快乐，别人看来也很快乐。
Happy death is a joyful thing, bring happiness to both the writer himself and other people.
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