A reasonable solution would probably be not to consider such unilateral acts, but not to hesitate to use the rules applicable thereto in order to derive, where appropriate, any general rules.
一种合理的解决办法很可能是不考虑这类单方面行为 ， 但应果断地利用适用于这类行为的规则，以便能适当从中推论出一般规则。