基本解釋（用於電子郵件中）先謝了，勞駕（thanks in advance的縮寫）, 短暫性腦缺血發(fā)作（transient ischaemic attack 的縮寫）。同根派生 tia相關(guān)詞英英字典劍橋英英字典 written abbreviation for thanks in advance: used in an email when you ask someone for information or want them to do something for youtia劍橋字典tia柯林斯字典