dry harbour 中文意思是什麼

dry harbour 解釋
低潮時干出或水較淺的港
  • dry : adj 1 乾的，乾燥的；無水分的，干透了的。2 （井、河等）乾涸的，枯竭的；（氣候）乾旱的；無奶的；無...
  • harbour : n 1 海港，港口；港灣。2 〈比喻〉避難所，藏身處。3 【軍事】坦克掩蔽場。vt 1 隱匿，窩藏（罪犯等）。...
  1. The west dam faced the inner sea of rocky harbour and was 2, 470 ft. long and 333 ft. high. the construction of the 2 dams was a complicated process, as 2 cofferdams had to be constructed at each of the sites, before the main dams could be built. these were to keep the dam sites dry for construction

    兩條主壩建築工程相當復雜，在興建主壩之前，需于建築堤壩地點建造圍堰，將海水隔開，抽乾海床范圍內的海水，挖除黏土和沙，才築堤壩，使主壩能穩固地建造在堅硬的巖石上。
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