请输入您要查询的英文单词：

　

单词 pneumatic caisson
释义

Definition of pneumatic caisson in English:

pneumatic caisson

noun

  • A caisson that can be sunk by extracting some of the air from within, and from which water can be subsequently evacuated by means of compressed air, enabling work to take place on the bed of a river, etc.

Origin

Mid 19th century; earliest use found in New York Herald Tribune.

Definition of pneumatic caisson in US English:

pneumatic caisson

noun

  • A caisson that can be sunk by extracting some of the air from within, and from which water can be subsequently evacuated by means of compressed air, enabling work to take place on the bed of a river, etc.

Origin

Mid 19th century; earliest use found in New York Herald Tribune.
随便看

　

英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

　

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间：2025/1/31 5:43:54