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1·The next figure shows a chart containing flight connections.

下一个图显示一个含有航班中转的图表。

2·In the following example, all flight connections between Frankfurt and Berlin are shown.

在下列的示例中，显示了法兰克福市和柏林之间的所有航班中转。

3·The figure also displays an excerpt of the table FLIGHTS containing the flight connections.

该图还显示了包含航班中转的表flight的摘要。

4·Sometimes you would like to concatenate numeric values - for example, calculating the total costs of the flight connections.

有时，您想要串联数字值，比如，计算航班中转的总成本。