convention relating to the non-fortification and neutralisation of the aaland islands
Related Translations:
设防: set up defences; fortify; garrison 短语和例子层层设防 set up defences in depth; 步步设防 set up defences at each stage of the fighting; 不设防的城市 an open city; an undefended city; 对来自空中的攻击是无法设防的。 there ca