Pef
abbr. peak expiratory flow 最大呼气流量; personal effects floater (policy) 私人物品保险，私人行李保险
🏥 医学释义
最大呼吸流量
🗣️ 情景例句
Hello, Mr. Carlson.
哈喽， Carlson先生。
Never trust of fine words.
切勿轻信漂亮的言词。
On arriving at the shore, the girl struggled up the cliff towards the light she had seen.
到达岸边后，姑娘朝着她看到的灯光方向挣扎着往峭壁上爬去。