| 单词 | caisson |
| 释义 | caisson [`kā´sän] CIVIL ENGINEERING 1. A watertight, cylindrical or rectangular chamber used in underwater construction to protect workers from water pressure and soil collapse. 2. A float used to raise a sunken vessel. 3. See <<dry-dock caisson>> ORDNANCE A two-wheeled, horse-drawn vehicle used for transporting ammunition and other military equipment. |
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