Pcdd
abbr. patient clinical data directory 患者临床数据名录; polychlorinated dibenzo-p-dioxin 多氯二苯-p-二噁英
🗣️ 情景例句
Enjoy yourself.
好好享受。
How's your daughter?
你的儿子好吗？
One evening, however, he failed to arrive.
可是，有一天晚上，它出去后再也没回来。