antisubmarine barrier反潜: antisubmarine障碍物: obstacle; obstruction; obstr ...障碍物: obstacle; obstruction; obstructive; traverse; dike; albatross; gorge; barrier; entanglement障碍,障碍物: hindrance障碍，障碍物，妨害: obstacle n下载手机词典可随时随地查词查翻译
