falloff n. 下降，減少；分開；減退fallingstone n.隕石fallingsluice n.自動(dòng)水牐fallings-out n.吵架fallingout n.沖突(爭吵)falling-star n.流星falling-rising tone 上falling-out of step [電子、通信與自動(dòng)控制技術(shù)]失步falling-out n. 吵架；爭吵falling-off prevention device [交通運(yùn)輸工程]落梁防止裝置falling-off phenomenon [化學(xué)]降變現(xiàn)象falling-off in speed [土木建築工程]轉(zhuǎn)速下降falling-off n. 下降；衰退；減少falling-in 齧郃falling-film still [化學(xué)]降膜蒸餾釜[食品科學(xué)技術(shù)]降模式蒸餾設(shè)備falling weight 落鎚；下落重量falling wedge [經(jīng)濟(jì)學(xué)]下降楔形falling weather 雨季；壞天氣falling tup [冶金工程技術(shù)]碎鉄落鎚falling tone 降調(diào)；去聲