The word piano is short for pianoforte, a combination of the Italian words for soft and loud.

Piano（钢琴）这个词是 pianoforte（钢琴）的简称，是意大利语中“柔和”和“响亮”两个词的组合。

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I'd never heard a more soft hearted explanation as to why animal lives are so short.

关于为什么动物的生命如此短暂，我从来没有听到过比这更让人心软的解释。

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In short, hard power is preferable to soft power.

简而言之，硬实力比软实力更受欢迎。

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The manufacturers say it will be able to land on short, unpaved runways or soft grass fields.

BBC: A400M: Military workhorse

And despite her four-letter outbursts and short fuse, Kelly has got her soft side, and the power ballad is not the only evidence of that on the album.

BBC: Osbourne tackles teen angst

The World Bank said the challenge in the short term was to sustain growth through a soft landing, with the longer-term challenge to steer the economy toward a more sustainable path.

FORBES: China Economy Better Than Expected