Not only will Australians never try to wipe out flies, but also they will protect them as they protect other animals.
2
该电蝇网具有苍蝇不易逃脱的优点，保证了消灭苍蝇 的成功率，并且非常的方便实用。
The fly electrical killing net has the advantage that the fly is unease to escape, ensures the fly elimination success rate, and is very convenient and practical.
3
蛙类可以消灭大量蚊子和苍蝇，因此，布劳斯汀说，如果它们即将完全消失，人类会体会到后果如何。
Frogs eat lots of mosquitoes and flies. So if frogs were to disappear entirely, Blaustein said, we humans would feel the consequences.
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