I&A

1.[c][u]英语字母表的第 9 个字母the 9th letter of the English alphabet

1.（指称自己，作动词的主语）我used as the subject of a verb when the speaker or writer is referring to himself/herself

1.我,作主语

2.个人; 利己主义者

1.(=interstate)美国州际公路

1.英语字母表中的第九个字母

2.罗马数字1

1.used by a speaker or writer to refer to himself or herself

2.refers to sb. selfish

1.(=interstate) an important road between states in the US

1.the ninth letter of the English alphabet

2.the Roman numeral for 1