“positioning hole”概念、定义、翻译-科学时代

单词	positioning hole
释义	美术、书法与摄影词汇手册 positioning hole 定位孔
随便看	extraembryonic coelom extraembryonic ectoderm extraembryonic ectoderm extraembryonic endoderm extraembryonic endoderm extraembryonic membrane extraembryonic membrane extraembryonic mesoderm extra end extra expense insurance extra exposure extra-fine fit extra fine thread extrafloral nectary extrafocal image extrafocal photometry extra-foliaceous extra-foliaceous stipule extra-foresight extra fullness extra furnace dephosphorization extragalactic extragalactic astronomy extragalactic astrophysics extragalactic background

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。