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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def translate_message_tokens(message_tokens):
 """ Translates alias references to their defined values. The first token is a channel alias. The remaining tokens are value aliases. """

    trans_tokens = []
    if message_tokens[0] in cv_dict[channels_key]:
        trans_tokens.append(cv_dict[channels_key][message_tokens[0]])
    else:
        trans_tokens.append(int(message_tokens[0]))

    for token in message_tokens[1:]:
        if token in cv_dict[values_key]:
            trans_tokens.extend(cv_dict[values_key][token])
        else:
            trans_tokens.append(int(token))

    return trans_tokens