放牧流

trading floor───交易场地

going slow───怠工；慢慢走

grazing land───牧场；放牧地

grazingly───狼吞虎咽地

trading floors───交易大厅

streamline flow───层流；流线流；流线型流动

teaching fellow───兼任教学工作的研究生

amazing view───迷人的景色

axial flow───[流]轴流；[流]轴向流动

numerical results, the curve-fitting expressions for the acoustic impedance of perforated plates with cross flow and grazing flow are obtained.───流、有流情况下穿孔板声阻抗的近似公式，给出穿孔元件声阻抗新模型。