音標發(fā)音英式音標 [pri??men.stru.?l ?s?n.dr??m]美式音標 [pri??men.stru.str?l ?s?n.dro?m]英式發(fā)音 美式發(fā)音 基本解釋經(jīng)期前綜合征。同根派生 premenstrual syndrome相關(guān)詞英漢例句用作名詞 (n.)What are typical premenstrual symptoms?經(jīng)前綜合癥有甚麼癥狀？The female endocrine system is highly complex and medical experts still do not fully understand the chain of events that causes premenstrual symptoms.醫(yī)學界已確定女性的身體會釋放不同的賀爾蒙來控制生理周期，但是經(jīng)前綜合癥的成因尚未完全掌握。premenstrual syndrome更多例句英英字典劍橋英英字典 a condition in which some women experience pain and swelling in particular parts of their bodies, and feelings such as anxiety, anger, or unhappiness for a few days before their period (= flow of blood each month)premenstrual syndrome劍橋字典premenstrual syndrome柯林斯字典