The play wasn't shown at two ten, but at two sharp.
戏不是两点十分演，而是两点整。
In practice, when two elements with "restrained warping" come together at a sharp Angle, you need to couple the displacements and rotations, but leave the out-of-plane warping decoupled.
实际上，当两个“约束扭转”的单元以一个尖锐的角度组合在一起的时候，你需要耦合他们的唯一合转角，但是它们平面外的自由度解藕。
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