:first-child]:h-full [&:first-child]:w-full [&:first-child]:mb-0 [&:first-child]:rounded-[inherit] h-full w-full
ParametricGeometry 允许你用数学公式来定义形状。这里的 klein 函数生成了一个著名的数学模型——克莱因瓶。它是一个没有“内”和“外”之分的奇怪瓶子。对于初学者，你只需要知道：只要你能写出 x, y, z 的方程，Three.js 就能帮你画出模型。
。下载安装 谷歌浏览器 开启极速安全的 上网之旅。对此有专业解读
They had been living and working aboard the ISS since August and were expected to stay until February. The crew returned on January 15, which was a decision made by NASA's chief health and medical officer. Once the crew had landed, administrator Jared Isaacman said it was a "serious situation" but didn't go into any detail.
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亞洲許多國家將其經濟建立在對美出口蓬勃發展的基礎上，在4月特朗普全面的「解放日」關稅中受到特別嚴重的打擊。上週，印尼與美國敲定協議，將美國對這個東南亞國家的關稅從32%降至19%，交換條件是美國商品對印尼市場的優惠准入。