箭头

• Double-headed arrows are used to indicate resonance .
  双箭头用来表示共振。
• Not all his ammunition was reserved for europe .
  他的进攻箭头并非全部对准欧洲。
• The arrow indicates direction of sediment transportation .
  箭头表示沉积物的搬运方向。
• We call up the arrow on the screen with the keyboard .
  我们通过键盘把箭头调出到显示屏。
• So that one arrow will suffice for both voltage and current .
  对电压及电流只要一个箭头就够了。
• The arrows are directed in accordance with the previously explained rules .
  根据前面所说的规律定出了箭头的方向。
• The removal of a neutron from the system is indicated by the head of an arrow .
  用箭头表示一个中子从这个系统中的移动。
• Arrowheads on the lines indicate the direction in which the tangent is to be drawn .
  电力线上的箭头表示所要画的切线方向。
• If the direction of one arrow is reversed, all four must be reversed .
  如果有一个箭头的方向被搞反了，则所有四个箭头都必须反过来。
• She found herself pressing the palms of her hands together, in an arrowhead, as she begged for grace .
  她不知不觉地双手合一，构成箭头的形状，恳求宽宥。