a natural enemy的意思|示意

Slit is an excellent channel for noise transmission, while a natural enemy of noise control.

缝隙是噪音传播的良好通道，是噪音治理的天敌。

Well, English is a "paper tiger". Its natural enemy is adequate practice.

英语是个“纸老虎”，它的敌人是足够的练习。

Some insects have a natural camouflage which hide them from the attack of their enemy.

有些昆虫有一种天然的保护色可以防止敌人的袭击。

The utility model belongs to the technical field that an aerie is manually placed in the plain and induces an eagle of a rat's natural enemy for killing the rats.

本实用新型属于草原人工放置鹰巢、鹰台引来鼠的天敌鹰来灭鼠的技术领域。

That was because on the east side there were living a group of wolves -their natural enemy!

那是因为东岸有一群狼——是他们的天敌！ ！

A group of walkers (Mallada basalis), natural enemy of the strawberry aphid (aphid ichigocola), are displayed in a tank during the annual bio-technology show at the World Trade Centre in Taipei.

台北世界贸易中心一年一度的生物科技大展上，草莓蚜(Aphid ichigocola)的天敌基征草蛉(Mallada basalis)在箱子中展出。