保持你的脚离地面很低，事者保持你的步子又小又快。
Keep your feet low to the ground. Your stride turnover will pick up, so try to keep your steps short and quick.
银河的广袤在这些图片里展示得淋漓尽致，他只用了一个三脚架和一架普通的数码相机就拍到了离地球2万5千光年远的星星。
The enormity of the Milky Way is shown in these stunning images, captured using only a standard digital camera and tripod, of stars 25,000 light years from Earth.
好，让我们回到四脚板凳式，双手双脚用力下压，双臂后推，膝盖抬离地面，脚跟尽量压向地面。
Well, let us return to the bench-style legs, hands feet under hard pressure, pushed his arms and knees off the ground, heel to the ground as far as possible pressure.
全蹲腿大腿接近脚跟，另一腿接近地面仆直，两脚脚跟不得离地。
Bend thigh to horizontal level, heel should not leave the floor and the other tiptoe touch the floor.
全蹲腿大腿接近脚跟，另一腿接近地面仆直，两脚脚跟不得离地。
Bend thigh to horizontal level, heel should not leave the floor and the other tiptoe touch the floor.
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