曲的英文：
bent
crooked
wrong

• Straight trees have crooked roots
  直樹也有曲根
• Crouch down
  曲膝彎腰以便少占地方，卷縮，彎腰低頭
• A secant is defined as line passing through two points of the curve.
  割線的定義是一條通過曲線上兩點的直線。
• By the time the pop group went into the finale o f their act, the audience was at fever pitch.
  流行樂團演奏終曲時，觀眾的情緒沸騰了。
• Duck down behind this wall and then the policeman won't see you.
  曲身躲在墻后，警察就看不見你了。
• Fiber convolutions also correlate negatively with such physical measurements as bundle tenacity.
  光纖轉曲也與束強力等物理測量有著副關聯(lián)。
• A small boy was beating out a tune on a tin can.
  一個小男孩正用鐵皮罐敲奏出曲子來。
• Their right arms hang down and are bent at the elbow, with the right hand gripping a stick-like object.
  右手曲肘下垂，掌中握一棒狀物，兩腿交叉。
• sellotape and xerox but not Marmite
  它有sellotape(透明膠帶)，xerox(靜電復印)，卻沒有Marmite(曲精)
• Arch：Curved structure that spans the opening between two piers or columns and supports loads from above.
  拱:曲線形結構建筑，跨越兩個石墩或圓柱之間的信道，可支撐來自上方的負載。

• The shooter bent weapons on her.
  那射手對她動武了。
• They bent themselves to the completion of their theses.
  他們專心于完成論文。
• He bent the bar back.
  他把鐵條弄彎了。