英语单词分类 轻松记单词

更新时间:2024-11-18 15:52:42

lower quadrant single-arm semaphore signal

单臂下向臂板信号机
lower quadrant single-arm semaphore signal是什么意思 lower quadrant single-arm semaphore signal在线翻译 lower quadrant single-arm semaphore signal什么意思 lower quadrant single-arm semaphore signal的意思 lower quadrant single-arm semaphore signal的翻译 lower quadrant single-arm semaphore signal的解释 lower quadrant single-arm semaphore signal的发音 lower quadrant single-arm semaphore signal的同义词