分词翻译
国的英语翻译：
country; nation; national; state外的英语翻译：
besides; in addition; not closely related; other; outer; outside; unofficial
【医】 ec-; ecto-; exo-; extra-; xeno-采购的英语翻译：
purchase; purchase for an enterprise; stock
【经】 procure; procurement; purchase
