Effects on the tracheal phenol red secretion in mice and the esophageal mucociliary movement in frogs were observed in the three groups.是什么意思_Effects on the tracheal phenol red secretion in mice and the esophageal mucociliary movement in frogs were observed in the three groups.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句