翻译当你在看电焊的火花时候一定要戴上护眼罩。

You must put on an eye-shield when you are looking at the welded sparkle.

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翻译当你在看电焊的火花时候一定要戴上护眼罩。

You must put on an eye-shield when you are looking at the welded sparkle.

youdao