Trump's commets about disinfectant as a possible cure for Covid-19 threw the White House's attempts at wartime messaging off-kilter.这后面怎么分析呢?off-kilter修饰的是wartime messaging吗?
In a class at Imperial College London, students sit hunched over laptops, typing lines of code.句中hunched是过去分词的什么用法?hunch和student的关系不是主谓关系吗?这里是否可以用hunching?