1. A photosensitive device, such as a photoelectric cell. 
   感光装置（如光电管）
2. A substance or device, such as a piezoelectric crystal, microphone, or photoelectric cell, that converts input energy of one form into output energy of another. 
   换能器一种能把输入能量转化为另一种输出能量的物质或装置，比如压电晶体、扩音器或光遇管
3. A neutrophil cell, especially an abundant type of granular white blood cell that is highly destructive of microorganisms. 
   嗜中性白细胞嗜中性染料细胞，尤指多种吞噬微生物的白细胞
4. Whiteness is emblematic of purity. 
   白色是纯洁的象征。
5. Derivation of a species or type from more than one ancestor or germ cell. 
   多源发生说；多细胞繁殖从一个以上的祖先或初始细胞衍生成为一个物种或一种类型

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