| 单词 | ballast |
| 释义 | ballast (bæləst ) uncountable noun Ballast is any substance that is used in ships or hot-air balloons to make them heavier and more stable. Ballast usually consists of water, sand, or iron. Synonyms: counterbalance, balance, weight, stability Collocations: ballast tank He told the four fishermen he had been trying to fix a valve on the ballast tank. The Sun Behind the pilot are the main ballast tank and fuel tank. Retrieved from Wikipedia CC BY-SA 3.0 The aft torpedo tubes passed through the ballast tank at the rear of the submarine. Retrieved from Wikipedia CC BY-SA 3.0 Also, coating corrosion resistance declines after 40 days of exposure to the natural community, resulting in blisters in the ballast tank. Retrieved from Wikipedia CC BY-SA 3.0 This was solved by conversion of the ballast tank in the ship's bow into a fuel tank. Retrieved from Wikipedia CC BY-SA 3.0 Be warned, though, not all buffets are an epicurean delight; some just provide ballast. Times, Sunday Times Bags filled with old sand provide ballast to ensure that it can resist high winds. Times, Sunday Times The mining sector provided ballast for the slight rise in shares. Times, Sunday Times As for the peculiar internal structure of the siphuncle, beyond providing ballast, no reason has been given. Retrieved from Wikipedia CC BY-SA 3.0 Its heavy ribs, providing ballast, indicate that it was semi-aquatic, perhaps like a hippo. Retrieved from Wikipedia CC BY-SA 3.0 Translations: Chinese: 压舱物 Japanese: バラスト |
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