动词短语
中文翻译：Unknown
同义词：
['拉桨（pull the oars）、划桨（paddle the oars）例句：1. The sailors had to back the oars and row against the current.（水手们不得不向后拉桨，逆流划船。）']
例句：
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1. The sailors had to back the oars and row against the current.
水手们不得不向后拉桨，逆流划船。
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2.The boat was moving slowly, so the crew had to back the oars again.
船移动得很慢，所以船员们又向后拉桨。
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3.They were rowing against the wind, back the oars as fast as they could.
他们逆风划船，尽可能快地向后拉桨。