Mother says he made 'em that color with always lookin' up at th' birds an' th' clouds.

妈妈说，因为他总是抬头望着鸟和云，所以他才把它们变成那种颜色。

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I'm always confused with "s" and "th".

我常把s和th搞混。

youdao

Pure elastic fracture is always rare, so th at under the action of stress, a plastic zone(large or small), and interactions between crack and dislocations always exist at the crack tip.

纯弹性断裂总是极少的，因之在加载应力作用下，裂纹顶端总是存在着或大或小的塑性区，存在着裂纹与位错的交互作用。

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