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德国工业设计师迪特 · 拉姆斯：做得更少，但更好
。业内人士推荐51吃瓜作为进阶阅读
车企们的脚步比预想中走的更快。。业内人士推荐同城约会作为进阶阅读
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But e-bikes containing lithium-ion batteries are a newer challenge. "When a battery fails, it doesn't necessarily ignite, it will often produce some off-gases," says Stephen Welch, senior lecturer at the University of Edinburgh's Fire Research Centre. "Those off-gases are toxic and flammable. If they accumulate, you can have an explosion risk."