For instance, suppose you fold along the central vertical line, and think of the top row.
例如，假定你沿垂直中线折叠，且看看第一行的变化。
2
Don't Worry About "The Fold" and Vertical scrolling.
不必担心页面下拉和滚动条。
3
The high-steep anticline belt belonged to barrier parallel fold is greatly variant in vertical, forming many types of traps and being of various gas-water distribution laws.