| 例句 |
These obstructions could take some weeks to clear from these canals.这些障碍物可能要花几周时间才能从运河中清除掉。They are removing trees and other obstructions from the path.他们在清除路上的树木和其他障碍物。Construction workers building the tunnel have encountered a number of obstructions.修筑隧道的建筑工人遇到了许多障碍。If all the coronary arteries are free of significant obstructions, all parts of the heart will receive equal amounts of oxygen.如果所有的冠状动脉均没有较大的阻塞物，心脏各部分将得到等量的氧气。They fouled their nets on these underwater obstructions.他们的网被这些水下的障碍物缠住了。There were obstructions in his blood vessels.他的血管中有堵塞物。 |