茫 茫的英文 英语翻译 boundless and indistinct; ignorant 拓展翻译 脉捕微茫acrotism茫茫boundless; vast茫然at a loss; absently; blankly茫然的absent-minded; spellbound; vacant; vaguedazed茫然若失vacuity迷茫at sea迷茫的confused; perplexed; vast and hazy渺茫的uncertain; vague渺茫的可能性potentia propinqua; potentia remota