它使用缓冲技术，以取得更好的性能，并使滚动看上去更为流畅。
It USES buffering for better performance and also to make the scrolling smooth.
youdao
按需上下滚动表格使该行可见。
Scroll the table up or down if necessary to make the row visible.
滚动的石头使他受了重伤。
He was seriously wounded by a rolling stone.
描述如何使文本框可滚动。
Describes how to make a text box scrollable.
应用推荐
模块上移
模块下移
不移动