module. Scheme求值与闭包应用模块[mce-engine-module]
Outputs: lp-example/mce/engine.scm
Checks: Scheme工程的11项值与5项异常核验
Imports: (lp-example mce environment) (extend-environment lookup define-value!)
Exports: (evaluate-sequence)
Initialization order: 片段按下列清单建立；函数体依赖可以相互引用。