commercial service machinery

• 商业服务机械

commercial service machinery的用法和样例：

例句

1. Even these commercial services avoid complex structure types.
   甚至这些商业服务都避免复杂的结构类型。
2. Euro Plaza carries the main commercial functions of the Villa district.
   欧陆广场承担了为别墅区提供商业服务的角色，营造了高档的住宅环境。