Hofmann reaction
[化] 霍夫曼反应
🧩 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
sacrifices have to be made by one partner from time to time.
总要有一方必须不时做些牺牲。
Jack of all trades is of no trade.
万事皆通，一无所长。
Early next morning, she heard planes passing overhead and wondered how she could send a signal.
第二天一大早，她听到头顶上有飞机飞过，但不知道怎样才能发个信号。