尝试导入gmongo时出现以下错误：
org.codehaus.groovy.tools.shell.CommandException: Invalid import definition: 'import com.gmongo.GMongo'; reason: startup failed:
script14697532165911332202368.groovy: 1: unable to resolve class com.gmongo.GMongo
我怎么能保证我的gremlin来自neo4j？