堤潰蟻孔dī kuì yǐ kǒngant holes may cause the collapse of a dyke—slight negligence may lead to great disasters ? ~,氣泄針芒。(《后漢書·陳忠傳》) As ant holes may cause the collapse of a dyke,slight negligence may lead to great disasters; rubber balls may be deflated by pins and awns. |