沿着与航班选择、预订和支付相关的页面流由顶部开始前进，查看下半部分，先是左象限，然后是右下象限。
To follow the page flow pertaining to selecting, booking, and paying for a flight, look in the lower half, starting in the left quadrant, and then in the lower-right quadrant, starting at the top.
而且，局部比对不需要到达任何一个序列的末端，所以也不需要从右下角开始回溯：可以从得分最高的单元格开始回溯。
Also, your local alignment doesn't need to end at the end of either sequence, so you don't need to start your traceback in the bottom-right corner; you can start it in the cell with the highest score.
行动的输入和输出插口被规定从包含行动的右下角开始，并且按照顺时针的方向进行处理。
Input and output pins on the actions are ordered starting at the lower-right corner of the containing action, and they proceed clockwise around the action to the lower right side.
应用推荐