teach: applies to any manner of imparting information or skill so that others may learn: ~ them how to ski.
instruct: suggests a methodical or formal teaching: ~ the recruits in calisthenics at boot camp. 健美操 boot camp新兵训练营;(青少年犯的)劳教营
educate: implies an attempt to bring out and develop latent capabilities: ~ students so that they are prepared for the future.
train: stresses an instructing and drilling with a specific end in view: ~ed foreign pilots to operate the new aircraft. 培训train强调指导和训练drill. 训练drill表示to fix as a habit through repetition通过重复形成习惯，在练习practice-drill组
discipline: implies a subordinating to a master or a subjection to control: ~d herself to exercise daily.
school: implies a training or disciplining especially in what is hard to master or to bear: ~ed myself not to flinch at the sight of blood.
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