pump and swim 中文意思是什麼

pump and swim 解釋
晃球游進
  • pump : PUMP =politically upwardly mobile personality 政治新星,政治上有望晉升人士。n (淺口無帶的)輕舞...
  • and : n. 1. 附加條件。2. 〈常 pl. 〉附加細節。
  • swim : vi 1 游水,游泳。2 浮遊,漂浮,漂流。3 充溢,充斥,充滿;浸,泡 (in; with)。4 浮動,滑動;打轉...
  1. Among the designs left by leonardo da vinci almost 500 years ago ? with notes written backward to be read with a mirror ? were the parachute , life jacket , water pumpswim fins , well digger , paddle - wheel boat , horseless carriage , sprocketchain , steam gun , water turbine , lens - grinding0 machine , shrapnel , machine gun , airplane , helicopter , submarine , and mass production

    近500年前列奧納多?達?芬奇留下的許多設計稿? ?即須通過鏡子才能讀懂的反著寫的筆記,其中有降落傘、救生衣、水泵、游泳腳蹼、鉆井機、明輪機、無馬馬車、扣齒鏈、蒸汽槍、水輪機、磨鏡片機、子母彈、機關槍、飛機、直升飛機、潛水艇和成批生產的設計。
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