fine focusing collar英语标准发音：fine focusing collar英式发音：美式发音：翻译中文精细聚焦环fine focusing collar - 基本释义[词典1]精密聚焦环fine focusing collar - WEB词典fine focusing collar精密聚焦环 参考资料： 1.百度翻译：fine focusing collar2.有道词典：fine focusing collar3.爱词霸：fine focusing collar
