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Chap. 8

Chap. 8. 3.6.10.19.20.24.25.35.47.51.52.54.55.56.57.61. Tra’peze: ( 體操、馬戲團用的 ) 吊架 , 高空鞦韆 Step off: 踏出 Consist of: 由 ... 構成 elevated platform: 高的平台 Swing: 擺動 , 搖蕩 with respect to: 有關、關於

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Chap. 8

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  1. Chap. 8 3.6.10.19.20.24.25.35.47.51.52.54.55.56.57.61

  2. Tra’peze: (體操、馬戲團用的)吊架,高空鞦韆 Step off: 踏出 Consist of: 由...構成 elevated platform: 高的平台 Swing:擺動,搖蕩 with respect to: 有關、關於 Bar: 橫槓，槓，棒 so as to : 以便

  3. Review: 複習 • Inextensible:不能擴展的 • Cord: 細繩,粗線,索，電線 • Pulleys: 滑輪

  4. Uniform: 均勻的 • Slide across: 滑過 • Beyond: 越過，再往後，在更遠處

  5. Pogo stick: 彈簧單高蹺 • Spring: n.彈簧。v. 彈跳 • Momentarily: 暫時地 • Child-Stick-Earth system: 小童─彈簧高蹺─地球 系統 • Elastic: 彈性的

  6. Pivot: 樞,樞軸;支樞，中心點 • Swing up: 擺盪上去 • Attain:獲得，達到 • Approach: 趨近 • Equilibrium: 平衡 • Evaluate: 【數】求...的數值，估...的價

  7. Whirl: 旋轉，迴旋。 Whirl around: 繞圈圈 • Ball-Earth system: 球─地球 系統 • Six times: 6倍

  8. Block: 積木 • Push against xx: 對著(逆著)xx推 • Negligible: 可忽略的

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