时差N小时 你对高尔夫了解多少?(上)

You're out on the golf course one pleasant afternoon.

在一个闲适的午后，你站在高尔夫球场上。

Your ball is set on the tee.

球座上的球已经放置好，

You lean overthe ball.

身体微倾，越过球上方。

You grip¹ the club just right.

恰到好处地握好球杆。

Your arms are straight. Your stance perfect.

手臂打直，完美挥杆。

You swing, and the ball takes off toward² the green, sailing in a beautiful arc–almost as if it's weightless.

当你挥杆时，球奔向绿地，划出一道优美的弧线，轻盈得似乎没有重量。

Your impeccable technique certainly has a lot to do with the success of that drive, but you got amajor assist³ from the little dimples on the golf ball-and they're the subject of this Moment of Science.

这一杆的成功当然归功于你无可挑剔的技术，但高尔夫球上的那些小窝也帮了大忙，这就是本期《科学一刻》的主题。

Combined with the proper spin, the dimples help keep the ball in the air longer, and here's how.

结合适当的旋转，这些小窝可以帮助高尔夫球在空中停留更长时间，原因如下。

Your picture-perfect swing puts back spin on the ball.

你完美的挥杆动作促使球向后旋转。

The dimples trap a layer of air next to the ball, and this layer spins with the ball.

球表明的凹痕吸附了周围薄薄的一层空气，这层空气会与球一块旋转。

1 grip   

v.握紧，紧握；吸引；引起；n.紧握，控制

参考例句：

• He keeps a firm grip on his children.他对孩子们管得很严。
• The brake doesn't grip properly.煞车不灵。

2 toward   

prep.对于，关于，接近，将近，向，朝

参考例句：

• Suddenly I saw a tall figure approaching toward the policeman.突然间我看到一个高大的身影朝警察靠近。
• Upon seeing her,I smiled and ran toward her. 看到她我笑了，并跑了过去。

3 assist   

vt.协助，帮助，促进；vi.帮忙，参加

参考例句：

• He asked us to assist him in carrying through their plan.他要我们帮助他实施他们的计划。
• We'll assist at your wedding.我们将出席你们的婚礼。