preventive vaccination
[医学英汉词典]
preventive vaccination预防接种
是什么意思,preventive vaccination的解释,preventive vaccination的翻译
[生物学英汉词典] preventive vaccination
preventive vaccination
[医学英汉词典]
preventive vaccination是什么意思,preventive vaccination的解释,preventive vaccination的翻译
[生物学英汉词典] preventive vaccination