as to片語KK [æz tu] /æz tu/發音片語1關於、至於、就……而言正式There is still no agreement as to who should pay.關於該由誰付款,目前仍未達成共識。2按照、依照、根據正式The eggs are sorted as to size and weight.這些蛋按照大小和重量分類。