求翻译：挺胸收腹、目视前方、头部与身体保持平衡、面部表情放松、带微笑、两脚并拢、双手防于前或后面、左手放在右手上。是什么意思？

Chest and abdomen, straight ahead, head and body to maintain balance, and facial expression relaxed, smiling, feet together, hands anti-in before or after, the left hand placed on the right hand.

正在翻译，请等待...

Throws out the chest receives the abdomen, visual front, the forehead and the body maintains the balance, the facial expression relaxes, the belt smile, two feet gathers, both hands guards against behind Yu Qianhuo, the left hand places on the right hand.

Arching your belly, front of the Visual balance, facial, head and body relaxed, smiling, close the feet, hands, anti-in on the front or back, and his left hand in his right hand.

正在翻译，请等待...