fan n.风扇；扇子；扇形物n.迷；狂热爱好者vt.扇；展开扇形；煽动vi.成扇形；[棒]三振出局
双语例句
The fan at the window made a small whispering roar. 窗上的通风机发出了耳语般轻微的嗡嗡声。
Formula of circulating coefficient actual value calculated according to fan actual performance and characteristic dimension is discussed. 探讨了依据通风机实际性能和特性尺寸计算环流系数实际值的公式。
