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melodyhanhan
洞 [名] cavity; (物体上穿通的或凹入较深的部分; 窟窿... hole; [形] (深远; 透彻) profound; thorough; clear; hollow; [例句]点着的香烟在他衣服上烧了一个洞。A lighted cigarette burned a hole in his clothes.
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