他把沙发往左移了两米。
我试着往左移动,他们也左移。
用十除时,把小数点往左移一位。
To divide by ten, move the decimal point one place to the left.
再往左移一英尺,再调整架腿。
那么,即便游泳者是从右往左移动,他的手也是从上往下移动,所以浮力就叠加到前推力上(见图)。
So, even though the swimmer is moving from right to left, his hand is moving from top to bottom and the lift force adds to the thrust (see figure).
那么,即便游泳者是从右往左移动,他的手也是从上往下移动,所以浮力就叠加到前推力上(见图)。
So, even though the swimmer is moving from right to left, his hand is moving from top to bottom and the lift force adds to the thrust (see figure).
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