Obective To determine the clinical effects of preventing post treatment pain of root canal therapy(RCT) with Zhong Tong An(ZTA), a Chinese medicine.是什么意思_Obective To determine the clinical effects of preventing post treatment pain of root canal therapy(RCT) with Zhong Tong An(ZTA), a Chinese medicine.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句