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carry out执行; 贯彻
例句：He carried out the plan in very detail.
他一丝不苟地执行那项计划。
If you make a promise, it should be carried out.
你许了诺言, 就一定要兑现。
进行
例句：They also carry out experiments.
他们还进行实验。
2.The Larimer County Sheriff says that the entire incident was a publicity stunt,and the parents denied the balloon-flight was a hoax, but they could face a series of felony charges including conspiracy, contributing to the delinquency of a minor and attempting to influence a public servant.
contribute to促成
例句：Smoking is a major factor contributing to cancer.
吸烟是致癌的一个重要因素。