STEP 11 Eat garlic. Studies show it can actually kill off the flu virus, and suggest it might also help bolster your immune sytem.

吃大蒜。研究显示，大蒜可以杀死流感病毒，甚至可以增强免疫系统。

They kept this gravitational sytem working by getting the sources up into the mountains, bringing it down into the city and the valley which gave the force to the water.

这个系统利用地球引力作为动力将山上的水源引到城市和山谷。