护林员像研究一个箭头或者矛尖一样研究着它。
The ranger inspected it as he might an arrowhead or spear point.
使用斯莫利亚·尼诺的装置，研究人员可以研究物理学中长期存在的问题，即时间中的热力学箭头问题。
Use the device smalley and el nino, researchers can study physics, the existing problems in the medium and long term problems the thermodynamics arrow is time.
AIM研究小组研发了两种光标。一种叫做指针放大镜。沃布罗克教授说，这种指针使用一个比较大的圆形光标来代替传统的箭头状指针。
The AIM Research Group has developed two cursors. One is called the Pointing Magnifier. Professor Wobbrock says it USES a large circular cursor instead of the traditional arrow pointer.
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