单词	Swammerdam, Jan
释义	Jan Swammerdam /ˈswamədam / (1637–80), Dutch naturalist and microscopist. He classified insects into four groups and was the first to observe red blood cells.
随便看	pipelet pipelight pipe lighter pipe-like pipeline pipeliner pipelining pipe major pipe-maker pipe-making pipeman pipe metal pip emma pipe music pipe-necked pipe note Pipe Office pipe of peace pipe-opener pipe organ pipe playing pipe prover piper piperaceous pipe rack

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