That is his red jacket 那是他的红色夹克衫
And in that context, though I have no way of assessing the dress choices of Sarkozy or Obama, I can say that if Cameron's wife is anything to go by, his sports jacket-and-chinos thing may be genuine.
在这种情况下，尽管我无法评判萨科奇或奥巴马的服饰选择，但我可以说，如果卡梅隆的妻子正好经过的话，那么他穿运动上衣和斜纹棉布裤的事情就可能是真实的。
Is that his jacket? No, it isn't.
这是他的夹克吗？不，它不是。
The man is concealed by shadow and Holmes can only surmise that he is a professor from traces of chalk on his jacket.
然而马车里的阴暗让福尔摩斯无法看到雇主的真面目，他只能根据衣服上的粉笔灰尘猜测雇主是一名教授。
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