One, the "swollen thorn acacia, " learned to encourage a species of ant to monopolize it as a food source and kill or run off all other predators.

其中一种“巨刺金合欢（即牛角相思树）”学会了如何诱使一种蚂蚁为独占自己而杀死或驱赶其他的掠食者。

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We are eager to serve you as a source for all of your computer, car or mobile phone product needs and encourage you to contact us for more information about our company and products.

我们渴望成为您的计算机，汽车和移动电话产品需要的所有源，并鼓励你联系以获取更多有关我们公司和产品信息。

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This person pointed out that the money that flows to me comes from this source, and that, as a beneficiary, I should work to encourage increased consumption of technology goods.

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