月亮词典
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detached island
分离岛
常用释义
词性释义
分离岛
例句
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Roadway
supporting
and
observation
of
its
distortion
in
fully mechanized
top coal caving
face
in
"
detached
island
with
three
soft
"
“三软孤岛”综放工作面巷道支护及其变形观测分析