短語詞組短語Mesoamerican Barrier Reef System 中美洲大堡礁系統(tǒng)fire barrier detection system 偵火系統(tǒng)barrier coast system 障壁海岸沉積躰系fire barrier control system 射擊控制系統(tǒng)Barrier Isolation System 無菌隔離系統(tǒng)barrier r system 屏障系統(tǒng)barrier lagoon system 沙垻Barrier Island System 障壁島躰系 返回 barrier system