2012托福 考試:托福寫作必備抽象詞(十二)
Mechanism
用法：①In a machine or piece of equipment， a mechanism is a part， often consisting of a set of smaller parts， which performs a particular function.
② A mechanism is a special way of getting something done within a particular system.
例句： Plants are subject to attack and infection by a remarkable variety of symbiotic species and have evolved a diverse array of mechanisms designed to frustrate the potential colonists. （1996.01）
③A mechanism is a part of your behaviour that is automatic and that helps you to survive or to cope with a difficult situation.
Meditate
用法：① If you meditate on something， you think about it very carefully and deeply for a long time.
② If you meditate you remain in a silent and calm state for a period of time， as part of a religious training or so that you are more able to deal with the problems and difficulties of everyday life.
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例句： I was meditating， and reached a higher state of consciousness.
