A-Level 物理真词汇

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Across
  1. 3. Arranged or having parts that extend outward from a central point like rays.
  2. 5. The act or process of changing position or going from one place to another.
Down
  1. 1. The force that opposes the relative motion of two surfaces in contact.
  2. 2. A solid geometric figure with two parallel circular bases connected by a curved surface.
  3. 4. The rate at which someone or something moves or operates.