Practice has proved that the method is relatively suitable to track and field events with less teaching hours and comparatively complicated techniques.
证明该方法比较适应于教学时数少、技术较复杂的田径项目。
Practice has proved that the method is relatively suitable to track and field events with less teaching hours and comparatively complicated techniques.
证明该方法比较适应于教学时数少、技术较复杂的田径项目。
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