Oerall, 42.2% of first treatments occurred in the second trimester and 46.9% occurred in the third trimester. Only 10.9% of treatments occurred in the first trimester.是什么意思_Oerall, 42.2% of first treatments occurred in the second trimester and 46.9% occurred in the third trimester. Only 10.9% of treatments occurred in the first trimester.在线翻译_英语_读音_用法_例句