英语词汇“arrow head”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	arrow head
释义	arrow head短语⁸⁴³²⁰⁺⁸ 基本英英例句 n.箭头镞;矢向名词 arrowhead: the pointed head or striking tip of an arrow Polio eradication can be a potent arrow head for transforming routine immunization and primary health care systems. 骨髓灰质炎根除工作可以成为推动日常免疫接种和基本医疗卫生制度改革的首要动力。 worldbank
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