Passage of a vessel through a lock or series of locks on a canal or river, esp. viewed with regard to the volume of water used; an instance of this.
| 单词 | θ203661 |
| 释义 | society > travel > travel by water > propelling other than by sail or oars > [noun] > raising or lowering by lock (2) lockage1756 Passage of a vessel through a lock or series of locks on a canal or river, esp. viewed with regard to the volume of water used; an instance of this. locking1792 Civil Engineering. Cf. lock, v.1 16. The action of lowering or raising a vessel on a canal or river by means of a lock or locks. Also with down, up. |
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