Fluorated
氟酸鹽\\n氟化
??? 情景例句
Would you begin, Ellen?
請你開始， Ellen
I would have gone on the picnic if it hadn't rained.
如果沒下雨，我就去野餐了。
the gaoler returned a few moments later with a pair of glasses and the usual copy of the letter which he proceeded to read to the prisoner.
一會兒工夫，獄卒重新登臺，拿來一副眼鏡以及平時使用的那封信，然后為那囚犯念了起來。