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单词 Petri dish
释义

Definition of Petri dish in English:

Petri dish

noun ˈpɛtriˈpiːtri
  • A shallow, circular, transparent dish with a flat lid, used for the culture of microorganisms.

    Example sentencesExamples
    • Approximately 30 seeds were placed on 25 ml of agar-solidified culture medium in Petri dishes.
    • Serial dilutions of homogenized lungs were plated on Petri dishes containing trypticase soy agar.
    • Twenty fresh anthers were selected from ten plants at random; ten were kept on dry blotting paper in Petri dishes and the other ten were kept in Petri dishes containing water-saturated blotting paper.
    • For irradiation, cells were cultured in Petri dishes and synchronized by contact inhibition in confluent cultures.
    • Five pieces of embryogenic tissue were cultured in Petri dishes containing 35 ml maturation medium.

Origin

Late 19th century: named after Julius R. Petri (1852–1922), German bacteriologist.

 
 
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更新时间:2024/9/22 11:34:02