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digressive adj.離題的,枝節的。adv.-ly

dihedral

In 1990 ' s , the growing speed of passenger transport has surpassed that of cargo transport and become the trend of traffic industry development in the new period . there is an obvious digressive trend of waterway passenger transport volume and turnover volume because of the fierce competition between railway , road and aviation , and relative falling behind of waterway technology 進入90年代之后,旅客運輸增長速度超過了貨物運輸,成為交通運輸業在新時期的發展趨勢,鐵路、公路和航空的激烈競爭,加之水路客運技術狀況的相對落后,使水路客運量和旅客周轉量都出現明顯下降的態勢,水路客運面臨新的機遇和挑戰。

Such forms usually made great effect in the beginning . however , the benefit of reform became digressive when several years passed 人們每每看到,新辦法一經推出,往往帶來轟動效應,但推而廣之,久而久之,改革的效益又呈遞減趨勢。