You can clang heads. You can snap a hamstring. You can get spiked in the soft tissue.
球员可能会碰撞到头部，可能腿筋受伤，也可能软组织损伤。
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To address this issue, WPF provides a way for object edges in a visual tree to "snap" to device pixels, eliminating the soft edges produced by anti-aliasing.
The denture is snapped into place, where it is retained by the implants and supported by the soft tissue. You simply snap the denture out each night for cleaning.