1. indicate
vt. ①指出，标示：The smile on the old man's face indicates that he appreciated my help very much.
②表明，暗示：Dark clouds indicate that it may rain.
2. indulge
vt. 放任;纵容：
They may spoil their grandchildren by indulging them too much. 他们对小孙子太迁就可能会宠坏他们。
vi. 享受;沉溺于：
I occasionally indulge in a big fat cigar. 我偶尔抽支大号雪茄来享受一下。
3. infer
vt. 推论，推断：I infer from your letter that you do not wish to see us.
4. initial
a. 初期的，最初的：the initial investment 最初的投资
n. 词首大写字母，(常用复数)(姓名等的)首字母：Would you please write your initials here?
initially adv. 最初，首先
5. inspire
vt. ①鼓舞，激励：What he said inspired us to work harder.
②给…以灵感：The memory of his mother inspired his best poem.
6. insure
vt. ①给…保险：His house is insured against fire.
②保证，确保：Carefulness insures you against errors.
7. intellectual
a. 智力的，智慧的：intellectual education 智育
n. 知识分子：The candidate was considered an intellectual by most voters.
8. intend
vt. ①想要，打算：What do you intend to do next?
②打算使…(成为)：They intend the building to be a guest house.
[惯用法] intend 作"打算"解时，多用于正式场合;在口语中常用 be going to 或 be thinking of 等。
9. internal
a. ①内的，内部的：the internal relations of things 事物的内部联系
②国内的，内政的：an internal war 内战
③内服的：an internal remedy 内服药
10 invest
vt./vi. ①(in)投资，投入(时间，精力等)：He invested heavily in a house.
②给…着衣，披盖：Fog invests the city.
③授予，赋予：be invested with full authority 被授予全权