英语词汇“upper level trough”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	upper level trough
释义	upper level trough 高空低槽
随便看	gravel filter layer gravel flow graveling gravelings gravelins gravelish Gravel Island National Wildlife Refuge gravelite concrete gravell Gravellat gravel layer gravel layers gravelle Gravelle Gravelly-sand over an iron-pan and gravel layer gravelly sandy loam gravelly soil gravelly soil- gravelly stake gravel material gravel mattress gravel migration gravel mill gravelmine gravel mine