as to片语KK [æz tu] /æz tu/发音片语1关于、至于、就……而言正式There is still no agreement as to who should pay.关于该由谁付款,目前仍未达成共识。2按照、依照、根据正式The eggs are sorted as to size and weight.这些蛋按照大小和重量分类。用这个字练口说→