Insufficient
　　用法：Something that is insufficient is not large enough in amount or degree for a particular purpose. (FORMAL)
　　例句: Until the turn of the century, most were the production of an individual editor, who might begin with insufficient capital or fail to attract a steady readership. (2004.08)
　　
　　Integrate
　　用法：① If someone integrates into a social group, or is integrated into it, they behave in such a way that they be#e part of the group or are accepted into it.
　　例句: At that point in time, medical schools started to be#e more interested in having their curricula integrate nutritional concepts into the basic sciences. (1999.08)
　　② When races integrate or when schools and organizations are integrated, people who are black or belong to ethnic minorities can join white people in their schools and organizations. (AM)
　　③ If you integrate one thing with another, or one thing integrates with another, the two things be#e closely linked or form part of a whole idea or system. You can also say that two things integrate.
　　
　　Integral
　　用法：Something that is an integral part of something is an essential part of that thing.
　　例句: They became an integral part of the gardens of the Ottoman Empire from the sixteenth century onward, and, soon after, part of European life as well. (2002.01)
　　
　　Intense
　　用法：①Intense is used to describe something that is very great or extreme in strength or degree.
　　例句: Just as volcanic action, with its intense heat, fuses the elements in certain rocks into a glasslike rock called obsidian, so can we apply heat to earthen materials and change them into a hard, dense material. (2002.05)
　　② If you describe an activity as intense, you mean that it is very serious and concentrated, and often involves doing a great deal in a short time.
　　③ If you describe the way someone looks at you as intense, you mean that they look at you very directly and seem to know what you are thinking or feeling.
　　④If you describe a person as intense, you mean that they appear to concentrate very hard on everything that they do, and they feel and show their emotions in a very extreme way.