短語詞組用作形容詞 (adj.)～+名詞downward movement 向下運動downward trend 向下趨勢，下跌趨勢the downward path 下坡路短語downward landscape 俯視景觀downward mobility 向下流動;趨下流動趨下流動;降職流動downward erosion 下切侵蝕downward press 向下壓水Downward Bias 向下偏誤;向下偏倚;[數(shù)]向下偏差;偏低downward ad 向下地Downward Variation 下行波動downward stretch 向下延伸downward spiral 向下旋轉(zhuǎn)；螺旋式下跌；減記惡性循環(huán)downward welding 平焊，俯焊 返回 downward