Cut straight down, at a right Angle to board. with a quick stroke of the knife blade. pushing the potato slice away from the potato as you hit the board.
笔直往下切，让刀与刀板成直角后刀刃快速下压，切到底时用刀把刚切下来的土豆片推到一边。
2
That means that the best way to launch a high-altitude projectile is to send it flying at a 90-degree Angle to the ground-straight up.
这表明使抛物体能够抛到高处的最好方法就是使它以跟地面成90度的角度抛出，也就是竖直往上抛出。
3
The image is oblique, meaning that it was taken from a sideways viewing Angle from the International Space Station ISS, rather than from a "straight down" or.