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- While the disyllabic modal auxiliary “bixu” came into being in early Tang Dynasty, it had two kinds of modal meaning, i.e. dynamic modality necessity and deontic modality ne... “須”在東漢演變成為與“必”同義的表必然性的情態(tài)動(dòng)詞,“必”“須”連用頻率增加,為“必須”的凝固成詞創(chuàng )造了條件。
- （xianggang bixu jinxing zhengzhi gaige. 香港必須進(jìn)行政治改革。
- bixu' 必須
