向形泛指任何形态向下弯曲（而不论地层新老）的褶皱。多用于层序新老不明的岩层褶皱或其他面状构造（如片理、劈理、节理充填脉等）形成的褶皱。
滑脱断裂的构造样式，以短轴背形、向形构造为主，另有穹窿构造、滑来峰构造、滑覆窗构造。
The styles of the detachment structure are short antiform and synform structure mainly, and dome structure, nappe outlier and nappe tectonic window too.
这些三角形模式向您展示了环境的状态。
These triangular patterns show you the state of your environment.
孩子舍不得天鹅，不住地向大池回头望，直到梅花形排列的树木在拐角处遮住了他的视线为止。
The son, regretting the swans, turned his head back toward the basin until a corner of the quincunxes concealed it from him.
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