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In 1874, Fanny Angelina married physician and bacteriologist Walther Hesse, an investigator of air quality and, specifically, air-borne microbes. In the Winter of 1880-81, Hesse became a research student with Koch in Berlin and experienced firsthand the difficulty of growing microbes on gelatine and the other growth media used at the time.
，这一点在同城约会中也有详细论述
Kevin Church/BBC News。业内人士推荐搜狗输入法2026作为进阶阅读
Opens in a new window。关于这个话题，夫子提供了深入分析
// 边界处理：nums1为空时直接返回空数组（避免后续无效计算）