[自] 障礙理論 approach to obstructions: 近障礙物線flow obstructions: 水流堵塞four obstructions: 四塞ideological obstructions: 思想障礙the five obstructions: 五道電影難題; 五道障礙; 五種障礙下載手機詞典可隨時隨地查詞查翻譯