be the case:to be true“是事实，是实情” e.g. a.If that is the case,then I'll be very disappointed. 如果那是真的，我将非常失望。 b.That was found to be the case in/with many third-world countries. 人们发现那种情况在许多第三世界国家都存在。be the case：to be true “是事实，是实情” e.g. a. If that is the case, then I’ll be very disappointed. 如果那是真的，我将非常失望。 b. That was found to be the case in/with many third-world countries. 人们发现那种情况在许多第三世界国家都存在