焰细胞(flame cell)：位子排泄管分枝的末端，是二个中空的细胞，内有一束纤毛。 排泄孔(excretory pore)：位于体背侧，排泄管向外的开口。
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N an organ of excretion in flatworms: a hollow cup-shaped cell containing a bunch of cilia, whose movement draws in waste products and wafts them to the outside through a connecting tubule 焰细胞
Lincoln, in the darkness of his solitary cell, lights a single match and stares at the flame.
禁闭室里漆黑一片，Lincoln点燃了一支火柴，凝视着火光。
The contents of copper and iron in silver-zinc cell material were determined by air-acetylene flame atomic-absorption spectroscopy.
采用空气-乙炔火焰原子吸收光谱法连续测定银锌电池材料用无甘油玻璃纸中铜、铁含量。
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