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  1. bottom

    • IPA[ˈbädəm]

    美式

    • n.
      the lowest point or part of something;the ground under a sea, river, or lake
    • adj.
      in the lowest position;in the lowest or last position in a competition or ranking
    • v.
      (of a performance or situation) reach the lowest point before stabilizing or improving
    • noun: bottom, plural noun: bottoms

    • 釋義
    • 片語

    名詞

    形容詞

    • 1. in the lowest position the books on the bottom shelf
    • in the lowest or last position in a competition or ranking households in the bottom income bracket
    • 2. denoting a flavor (variety) of unstable quark having an electric charge of -1/3. Bottom quarks have similar properties to down quarks and strange quarks, but are distinguished from them by having a larger mass.

    動詞

    • 1. (of a performance or situation) reach the lowest point before stabilizing or improving interest rates have bottomed out