Conversely, Putin has warned that a free agreement between Ukraine and the EU would require Russia to take protective measures such as raising trade barriers between their two countries.
相反，普京则警告称，乌克兰与欧盟间的自由协定将会促使俄罗斯采取诸如提高两国间贸易壁垒的保护措施。
2
Green trade barrier has become a more and more common used protective technical measure in today's international trade.
绿色贸易壁垒已成为当今国际贸易中一种越来越常用的保护性技术手段。
3
Because flagrant protective measures in the past receive most countries consistent resisting, now the various countries use the environment trade barrier which seems to be legitimate, reasonable.