jackladder 英 ['dʒæklædə(r)] 美 ['dʒæklædə(r)] 基本解释 n.木踏板绳梯,跳板 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]