All of the above: Sustaining high elbow recovery, help avoid laying recovery arm flat on entry, promote a slice or "mail-slot" entry - entering clean with fingertips, wrist, then elbow.
以上所有：维持高肘关节的移臂，有助于避免手臂移臂平放手臂的姿势，促进手臂入水，用手指尖，腕，肘关节安顺序入水。
All of the above: Sustaining high elbow recovery, help avoid laying recovery arm flat on entry, promote a slice or "mail-slot" entry - entering clean with fingertips, wrist, then elbow.
以上所有：维持高肘关节的移臂，有助于避免手臂移臂平放手臂的姿势，促进手臂入水，用手指尖，腕，肘关节安顺序入水。
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