“focus(foci)”的概念、定义、翻译、参考文献-科学参考

单词	focus(foci)
释义	focus(foci) 焦点
随便看	thread(ing) hob threading lubricant threading machine threading roll threading speed threading tool threading tool chaser threading tool(chaser) threading unit thread inside calliper thread in signal thread interval thread-lace scoria threadlike threadlike phase thread like surface flaws thread link thread micrometer calliper thread mill thread miller thread milling thread milling attachment thread milling cutter thread (of a screw) thread of chromosome

科学参考收录了1248194条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。