include
bring in, reckon, as part of the whole
一般作包括、包含讲,如：
The package cost is included in the total price of equipments.包装费用包括在设备总价格之内。
involve
involve (in)
cause (sb. or sth.) to be caught or mixed up (in trouble, etc); get sb. or sth. into a complicated difficult condition;
have as a necessary consequence
一般可理解为使......卷入，使......陷于某种状态或麻烦之中；还可以理解为涉及或包含某种必然结果
例如：
They are deeply involved in debts.
他们债台高筑。
More than 30 software firms were involved in the project.
30多家软件公司参与了这个项目。
The war involved a great increase in the national debt.
战争使得国债大为增加。
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