ecological balance

基本解釋

F:Yes, I know --- ants maintain the ecological balance --- but they have to go.
弗蘭克：是的，我知道──螞蟻維持生態(tài)平衡，但是它們必須離開。
edu.sina.com.cn
Ecological balance would be broken by the fact that rabbits overabound on the grasslands.
草原上過度繁殖的野兔對(duì)草原的破壞將導(dǎo)致生態(tài)平衡的失控。
chazidian.com
We can deduce from this picture that the drawer is trying to attract our attention to the tragedy of the destruction of forests, which is part of the threat to the ecological balance of the planet.
我們可以從圖中推測(cè)出畫家試圖把我們的注意力吸引到森林遭到破壞這一悲劇上，而這正是威脅地球生態(tài)平衡的一部分。

(SAYING) "If the mangroves disappear, fishing will be in crisis and the ecological balance will be disrupted."

Individual country trends: Algeria experienced the largest change in national ecological assets balance, moving from a large reserve in 1961 to a large ecological deficit in 2008.
UNESCO: OFFICE IN VENICE

生態(tài)平衡
Grassland degradation, desertification, basification pose great threat on ecological balance.
草地退化、沙化、鹽堿化對(duì)生態(tài)平衡造成嚴(yán)重威脅，草地畜牧業(yè)滯后使農(nóng)業(yè)結(jié)構(gòu)失衡。因此，合理開發(fā)和利用草地，大力發(fā)展草地畜牧業(yè)，是當(dāng)前國(guó)民經(jīng)濟(jì)和農(nóng)業(yè)發(fā)展的一年大事。
農(nóng)業(yè)科學(xué)
生態(tài)平衡
The cultivated area has been increasing gradually these years, thus not only supplied a lot of commercial timber for the country, but also played an important role in the maintenance of ecological balance.
毛竹林不僅為我國(guó)提供了大量的商品用材,而且在維護(hù)生態(tài)平衡方面發(fā)揮了重要的作用。
地球科學(xué)
生態(tài)平衡
生態(tài)系統(tǒng)