(1)intricate
a. 错综复杂的，复杂精细的
Eg.The details in the painting are exceptionally intricate.
（2） intrigue
vt. 激起．．．的好奇心（或兴趣），迷住
vi. 耍阴谋，施诡计
n. 阴谋，诡计，密谋
Eg.It was excellent, the plot was full of intrigue and mystery.
(3)intrinsic
a. 固有的，本质的，内在的
Eg. I found a piece of evidence that is intrinsic to our case.
(4)intrude
vi. 侵入，侵扰，打扰
Eg. I don’t mean to intrude, but can I join your conversation?
(5)intuition
n. 直觉
Eg.My intuition told me that he is bad news.
(6)invalid
a. １．（指法律上）无效的，作废的；２．无可靠根据的，站不住脚的
n. （需要有人照顾的）病弱者，残疾者
Eg. But it is out of date which makes it invalid.
(7)inventory
n. 详细目录，存货清单
make inventory 清查存货，存货盘存；调查；评价
Eg.I would like to have an inventory of all the furniture in the house before I move in.
（8）invert
vt. 使倒转，使倒置，使颠倒
Eg.Try inverting it and then bang the jar on the floor.
(9)ironically
ad. １．具有讽刺意味地；２．嘲讽地，挖苦地
Eg.Ironically, I missed the plane even though I was at the airport two hours in advance.
(10)irony
n. １．反语，冷嘲；２．具有讽刺意味的事，嘲弄
Eg. He relies too heavily on irony.
