jcs 基本解释 Joint chiefs of Staff 参谋长联席会议 同首字母单词 jaa jaap [jɑːp] jab [dʒæb] jabalpur jabber ['dʒæbə] jabberwocky jabez jabiru ['dʒæbɪruː] jabot ['ʒæbəʊ] jaboticaba [dʒəbɒtɪ'kɑːbə] jacal [hə'kɑːl] jacamar ['dʒækəmɑː]