An airplane is like a teeter-totter. When the pilot moves the nose of the plane up or down, the seats in the extreme front and back are going to move a greater distance.

飞机就好像是一个跷跷板，当飞行员让飞机昂头飞行或者俯冲飞行的时候在最前面和最后面的位置就会有较大幅度的摆动。

An airplane is like a teeter-totter. When the pilot moves the nose of the plane up or down the seats in the extreme front and back are going to move a greater distance.

飞机就好像是一个跷跷板，当飞行员让飞机昂头飞行或者俯冲飞行的时候在最前面和最后面的位置就会有较大幅度的摆动。

And I think sometimes on the teeter-totter of each of those three dimensions were teetering where I wish we were tottering a little more as our products are more complicated.

我想有时这就像坐跷跷板，三个维度都在摇晃不定，无法抉择，比我们的产品生产还复杂一些。