natural family planning是什么意思

- 安全期计划生育
英英释义
Noun:

any of several methods of family planning that do not involve sterilization or contraceptive devices or drugs; coitus is avoided during the fertile time of a woman's menstrual cycle
临近单词

natural Natural forst

以上内容独家创作，受著作权保护，侵权必究

海词词典，十七年品牌