If bad posture becomes habitual, you risk long-term effects.
不良姿势一旦定型，日后可就有你受的了。
The military machine is ready to change its defensive posture to one prepared for action
军方随时准备由防御立场转向备战立场。
You can make your stomach look flatter instantly by improving your posture
通过采取更好的坐姿，你的腹部马上就会看起来平坦一些。
She says the President may just be posturing.
她说总统也许只是在做样子而已。
Poor posture can cause neck ache, headaches and breathing problems.
姿势不当会导致颈部疼痛、头痛和呼吸困难。