Hofmann series
[机] 霍夫迈斯特序
🧩 词语组成解析
霍夫曼(①姓氏 ②August Wilhelm von, 1818-1892, 德国有机化学家)
🗣️ 情景例句
Fine. Good-bye.
好的，再见。
It's no use pumping a dry well.
徒劳无益。
It is possible that there is a definite relation between these paintings and the markings that sometimes accompany them.
有时，这种图画与墙壁上的刻痕共存，它们之间可能有一定的联系。