| 释义 | thio·spirillum \|thīō+\ noun
 Etymology: New Latin, from thi- + Spirillum
 1. capitalized  : a genus of spiral purple sulfur bacteria (family Thiorhodaceae) motile by means of polar flagella and common in mud and stagnant water
 2. plural thiospirilla  : any bacterium of the genus Thiospirillum
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