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 resources gave the city a petitive edge over its neighbors along with the city elite's ability to recognize their potential。 隨著城市精英們意識到這些自然資源的潛能後,他們認為很有可能是自然資源給予了這個城市超越周邊城市的競爭優勢。

2。 It is an exceedingly petitive plant for it can survive in severe environment。 這種植物極具競爭力,可以在惡劣環境中生存。

concentration[?kɑ:nsn'trei?n]n。 濃度;專注;集中

例句 1。 Lots of research has been done in an effort to develop salt…tolerant agricultural crops because high concentrations of sodium chloride and other salts limit growth in most plants。 因為高濃度的氯化鈉和其他鹽分會抑制大部分植物的生長,因此很多研究都致力於提高農作物的耐鹽性。

2。 Over the past forty years; new discoveries have definitely enriched the body of knowledge; and the most significant data has e from a concentration on three major questions。 在過去的40年裡,新的發現無疑豐富了知識體系,而且最重要的資料來自於三個主要問題的結合。

3。 The music can help relieve depression and improve concentration。 音樂有助於緩解抑鬱,提高注意力。

要點 在科普類的託福閱讀文章中,經常會出現high concentration這個片語,意為“高濃度”。

concept['kɑ:nsept]n。 概念,觀念;設想

例句 In the past; it was always seen as a very popular selling concept。 在過去,這往往會被看做是一種十分流行的銷售理念。

派生 conception(n。 觀念)

conclude[k?n'klu:d]v。(使)結束;斷定,議定;推斷

搭配 conclude from。。。 從…推斷出;conclude。。。with。。。 以…來結束…

例句 1。 He concluded that teachers also need sufficient resources as well as the cooperation and encouragement of others to make success。 他斷定老師們的成功也需要豐富的資源,以及別人的合作和鼓勵。

2。 Some current analyses conclude that volcanoes and solar activity explained much observed