“threatened preterm labor”的概念、定义、翻译、参考文献-科学参考

单词	threatened preterm labor
释义	threatened preterm labor Encyclopedia 医学高危妊娠释 threatened preterm labor先兆早产妊娠满28周至不满37周期间，出现有规律或不规律子宫收缩，伴有宫颈管进行性缩短的现象，是早产的一个阶段。
随便看	calcium carbonate calcium carbonate whiskers calcium channel calcium channel blockers calcium chloride calcium cloud calcium compound calcium content calcium cyanamide calcium cyanide calcium cycling calcium fertilizer calcium flocculus calcium fluoride calcium fluoride structure calcium-glazed ceramics of Han Dynasty calcium hydride calcium hydroxide calcium hypochlorite calcium imaging in vivo calcium-induced calcium release，CICR calcium ion induced transformation calcium isotope hydrogeology calcium line calcium magnesium phosphate coated ammonium bicarbonate

科学参考收录了854744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。