1.So, it really ratchets up the strength of our confidence that we've got something really related to the air pollution here.
ratchet up 逐渐升高;略微调高
He fears inflation will ratchet up as the year ends.
他担心通胀会随着年底临近而只升不降 。
Audiences' expectations are ratcheted up as they are exposed to high-budget productions.
观众看过高成本影片后期望会相应上升 。