Second, magnetic people seen in photographs and videos with objects on their body tend to lean back slightly, or stand more or less perpendicular to the ground.
第二,在照片和视频中看到身上粘有东西的磁铁人都有点倾斜他们的背部或者尽量不垂直站在地上。
Themonitorshould be roughly at eye level so you can lean back in a chair with back support.
显示器应该大概和眼睛处于同一水平线,这样你就能往后靠在椅背上。
Lean on the ball as shown, keep the back flat or maintain its natural curve, with the legs straight.
身体俯卧于球体之上,动作如图所示。背部保持正直或保持自然弯曲状态,腿部伸直。
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