汽车发动机可以按以下几种情况分类1。按气缸的数量分类；
The automobile engines can be classified according to: 1. number of cylinders;
她说她第二天将去买东西。过去将来时通常在以下几种情况下使用。
She said that she was going to do some shopping the next day.
在确定是否在应用程序中使用SQLite之前，应该考虑以下几种情况。
There are several things that should be taken into consideration before deciding whether to use SQLite in an application.
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