常見例句雙語例句The codification of customary international law has been achieved in 1969 Vienna Convention on the Law of Treaties and much progress has been made ever since.1969年《維也納條約法公約》既對習(xí)慣法進(jìn)行了編纂,又在許多方面進(jìn)行了發(fā)展。 返回 codification convention