常見例句雙語例句According to Mr Pan, the catastrophe occurred because too much water had been taken from the river system, reducing its ability to clean itself.根據(jù)潘先生所說,這場浩劫是因爲太多這條河水系統(tǒng)的水被取走,導(dǎo)致其失去了自我清潔的能力。The fish’s eggs were harvested as part of a captive breeding program and effort to restore giant catfish populations in the Mekong River system.爲恢複湄公河系統(tǒng)的巨鯰數(shù)量,作爲圈養(yǎng)繁殖計劃的一部分,這條魚的卵被收成起來。SYDNEY: An ancient river system buried 35 metres below the sand dunes Simpson Desert in Central Australia has been revealed by a team of Australian and American researchers.悉尼:一個美國和澳大利亞的聯(lián)郃研究小組,在澳大利亞辛普森沙漠的沙丘下35米,發(fā)現(xiàn)了一條古老的河道網(wǎng)。原聲例句Officials could close shipping connections between Lake Michigan and the upper Mississippi River system.This part of the Illinois River near Morris is several miles southwest of the electronic fish barrier, a critical point along the Illinois waterway system meant to stop the Asian Carp from reaching Lake Michigan.權(quán)威例句One of the essential parts of the river system is sediment, which forms a variety of habitats and environments.UNESCO: OFFICE IN VENICEBut the river system that covers two-thirds of Australia's irrigated farming land is also suffering from decades of overuse.ECONOMIST: To turn a drought into wineThe Mekong and its tributaries yield more fish than any other river system.ECONOMIST: The Mekong river 返回 river system