詞語：vallation
vallation的解釋
vallation[væ'leiʃən]n. 築城術；壁壘；堡壘
vallation的意思
vallation 壁壘;築城術;保壘;壁壘, 築城術;fortification vallation 築城術;circum-vallation 壁壘;
vallation的參考例句
1.After china open its procurement market, more attention should be taken on those uncompetitive manners because they are legal trade vallation. 待政府採購市場對外開放之後，再給予那些限制競爭的採購方式以更多的關注，發揮它們的合法貿易壁壘的作用。
2.The green vallation was the main obstacle for the export of baisens because of the production manner of baisens and harmful organisms in baisens. 由於我國盆景生產的方式以及有害生物的問題，綠色壁壘成為我國盆景出口的瓶頸。
3.We consider that the developing country should take a responsible of implusing the economic increasing , to eliminate the trade vallation , to enhance the development aid. 我們認為，發達國家應承擔起推動世界經濟增長的責任，消除貿易壁壘，增加發展援助。