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来源:雅诚德英语网
A barrier composed of a chain of floating logs enclosing other free-floating logs, typically used to catch floating debris or to obstruct passage.
一种由一连串浮木连着别的自由浮木而成的障碍物,特别用于拦截漂浮残骸或阻止通行。
A barrier composed of a chain of floating logs enclosing other free-floating logs, typically used to catch floating debris or to obstruct passage.
一种由一连串浮木连着别的自由浮木而成的障碍物,特别用于拦截漂浮残骸或阻止通行。