trunk movement的意思|示意

As with the floor, I left a gap around the tree trunk to allow for growth, as well as movement in strong winds.

我在环绕树干的地板上留下一条缝隙，让树木能够生长，也能随着强风摇摆。

Movement of trunk, pelvis, hips, and knees primarily in sagittal plane -including appropriate foot to hip alignment at start line.

在起跑线上时躯干，骨盆，髋关节和膝关节运动主要在矢状面，包括从足到髋的正确的生物力学对线排列。

The improvement of our swimmers' trunk shape is much more fit with the movement mode in water, and can effectively decrease the shape resistance.

我国运动员躯干形态的改善，更加符合人体在水中的运动模式，有效地减少了形态阻力，并与国外优秀运动员的身体形态更为接近；