vi.脱帽致意（cap的过去式与过去分词形式）； 双语释义：n.(名词)[C]便帽; 帽子 a soft flat covering for the head that has a curved part sticking out at the front as a peak and is worn especially as part of a uniform[C]保护盖〔套〕 a protective covering for the end or top of an objectv.(动词)vt.