Every drop of oil saved through innovation is a step toward a cleaner future.

You can't direct a film unless you know what the end is going to be.

释义：与敌人交战之前，必须仔细分析和了解敌人的情况，然后才能制定作战计划和出兵，以确保行动的成功。

小规模渔民是沿海社区的支柱，必须得到支持。