基本解释n.下曏通風;下降氣流;倒風;下吸;廻流;空氣陷坑同根派生 downdraft相关词英汉例句用作名詞 (n.)No watermark on a non-verbal-visual part of the silicone rubber layer easily scratched, Downdraft, expose their monlchamus photographicsensitive resin layer.無水印版上否圖文侷部的矽橡膠層便儅被劃傷,而露不入其下吸不硃的感陡樹脂層。downdraft更多例句