例句與造句

1. While slug structure is leaving from computing domain , the successive disturbance develop in downstream direction , the legs of hair - pin vortex approach the wall continuously and induce vortex structures near the wall . the evolution of this near - wall vortex structures brings the secondary transition to turbulence in the pipe flow
   隨著塞流結(jié)構(gòu)流出計算域，后繼擾動向下游繼續(xù)發(fā)展，表現(xiàn)為發(fā)卡渦的渦腳向壁面不斷貼近，進而誘發(fā)近壁渦結(jié)構(gòu)，近壁渦結(jié)構(gòu)的進一步演化促使圓管流動出現(xiàn)二次轉(zhuǎn)捩，發(fā)展到了湍流階段。
2. It's difficult to find transition to turbulence in a sentence. 用transition to turbulence造句挺難的