• 基本释义

1.a stroke of the oar that either misses the water or digs too deeply.
一种划桨或没有击中水或沉得太深。收藏指正
2.To drag an oar at the end of a stroke.
拖桨在一次划浆的最后拖桨收藏指正
3.To turn(an oar blade) almost horizontal as it is carried back after each stroke.
横桨每此划程后，使（桨面）几乎与水面平行收藏指正
4.To strike the water with an oar in recovering a stroke or miss it in making one while rowing.
失一桨用一桨划水，用以恢复划水或划船时失去一桨收藏指正
5.2. The ratio of part A (before the oar comes perpendicular to the boat) to part B in the remaining phase of the stroke is 2:1. Rowing effort in part A makes up more than 80% of the entire stroke.
②研究结果指出:前后划浆角之比约为2∶1; 划浆的前半段完成划浆力作功的80％以上。收藏指正
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