Given the weight of opinion in rich countries such as america , caution is understandable .
考虑到像美国这样发达国家的意见,谨慎是可以理解的。
But if resolve were weakening in the rio camp , it would be entirely understandable .
但如果力拓阵营的决心正逐渐减弱,也是完全可以理解的。
This is perfectly understandable behaviour on the part of consumers and firms-but behaviour which has led to a collapse of demand , a collapse of output and the deep recession we are now in .