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test tube

/ˈtest ˌtjuːb/

翻译: 一种细长的玻璃或塑料容器，通常为圆筒形，一端开口，用于科学实验室中储存、混合或加热少量物质进行实验。

1 个条目

phrase

/ˈtest ˌtjuːb/B1formalscientific
  • zh一种细长的玻璃或塑料容器，通常为圆筒形，一端开口，用于科学实验室中储存、混合或加热少量物质进行实验。

A thin glass or plastic container, typically cylindrical and open at one end, used in scientific laboratories for holding, mixing, or heating small quantities of substances during experiments.

  1. Laboratory containerB1formal

    A thin glass or plastic tube, closed at one end, used in scientific experiments to hold small amounts of substances.

    zh试管

    • The chemist carefully poured the liquid into a test tube.
    • She labeled each test tube with the sample name.
    • The test tube was heated over a Bunsen burner.

  2. B2informal

    Used in the phrase 'test-tube baby' to refer to a baby conceived through in vitro fertilization (IVF).

    zh体外受精

    • The first test-tube baby was born in 1978.
    • Many couples turn to test-tube technology to conceive.
    • The clinic specializes in test-tube fertilization procedures.