1.  lock
2.  navigation lock
3.  ship lock

• 1. 船闸: lock | ship lock
• 2. 梯级船闸: chain of locks
• 3. 入口船闸: entrance lock

更多释义

• 1.工程师不能把新船闸建得太大。
  Engineers could not make the new locks too big.
  dict.yoduao.com
• 2.现有的船闸长350米，宽33米。
  The existing locks are three hundred five meters long and thirty-three meters wide.
  dict.yoduao.com
• 3.船闸建在河流的另一岸。
  At the same navigation locks were built on the other bank of the river.
  dict.yoduao.com

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