n. hardback
adj. crustaceous
misc. hard-shell
脓疱病一种儿童常患的传染性皮肤细菌感染，其特征为表皮小脓疱的发作和黄色厚的硬皮的形成，通常出现在脸部。
A contagious bacterial skin infection, usually of children, that is characterized by the eruption of superficial pustules and the formation of thick yellow crusts, commonly on the face.
皮有些硬，但极易拨开，里面的果肉软软的，味道酸甜可口。
Inside the slightly hard, but easily peal able skin, you can find a soft fruit that tastes slightly sweet, with a possible sour tinge.
达尔文一生都有在衣服口袋里装硬皮小笔记本的习惯，他过后会将记在小笔记本上的想法和观察记录誊写到大一些的笔记本中。
All his life Darwin carried small hard notebooks in his pocket, later transcribing thoughts and observations into larger books.
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