1.
TURBULENT BOUNDARY LAYER SEPARATION,REATTACHMENT AND REDEVELOPMENT OVER A BACK WARD-FACING STEP
后向台阶湍流边界层分离、再附及发展
2.
Investigation on the Flow Field of the Backward-facing Step Flow with Free Surface;
带自由表面的后向台阶流动的流场研究
3.
She halted a moment on the steps and then moved toward the door.
她在台阶上站了一会儿，然后又向门口开步。
4.
He went down the steps with her at his back.
他同身后的她走下台阶。
5.
Toward, at, or on the rear part of a stage.
在舞台后部，向着舞台后方
6.
Hundreds of steps lead to the high walls which surround the president's palace!
数百级台阶通向总统府周围的高墙。
7.
Go all out and make up difference to reach a higher level;
全力以赴 向内使劲 弥补差距 再上台阶
8.
She couldn't find him from the top of the steps, and he wasn't on the veranda.
她从台阶上头向下看，找不到他，他也不在阳台上。
9.
directing control to background job
定向控制到后台作业
10.
Then he marched, upright the square, down the steps.
然后他挺起胸来，大踏步走下台阶。
11.
Up broken cement steps to the back porch door.
沿残缺的水泥台阶而上,到游廊的后门。
12.
Backward-facing Step Flow and Heat Transfer Simulation of the Lattice Boltzmann
后台阶流动传热的格子Boltzmann模拟
13.
AN EXPERIMENTAL STUDY OF AN OPEN PUMP SUMP WITH BACKWARD-FACING STEP FLOW
水泵吸水池后台阶内部流场试验研究
14.
New management mode in human resource: From the back stage to the front;
人力资源管理新模式:从后台走向前台
15.
People crowded behind the scenes, met her and congratulated her.
人们拥向后台，去跟她见面，向她祝贺。
16.
Wide marble staircase opposite the front doors( east wall) leads up to first floor.
正对着前门（墙）通向一楼的很宽的大理石台阶。
17.
Step edges that are parallel to the planet radius are coated symmetrically.
与行星径向平行的台阶边缘被对称淀积。
18.
He stepped on the mossy front steps and looked into the house
他站在长满苔藓的前门的台阶上向里张望。