基本解釋n.下向通風；下降氣流；倒風；下吸；回流；空氣陷坑同根派生 downdraft相關詞英漢例句用作名詞 (n.)No watermark on a non-verbal-visual part of the silicone rubber layer easily scratched, Downdraft, expose their monlchamus photographicsensitive resin layer.無水印版上否圖文局部的硅橡膠層便當被劃傷，而露不入其下吸不朱的感陡樹脂層。downdraft更多例句