方向: direction; orientation 短语和例子明确斗争的方向 clarify the orientation of the struggle; 在森林里迷失了方向 lose one's way in the forest; 坚定正确的政治方向 a firm and correct political orientation; 指明前进的方向 point out t
振动方向: allowed directiondirection of vibrationvibration direction
