turbulence

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turbulence

1.Cabin service would be suspended during turbulence.2.For flight safety, do not open the luggage compartment during turbulence.（）3.For flight safety, do not open the luggage compartment during turbulence.4.（）s are sounds produced without obstruction, so no turbulence or a total stopping of the air can be perceived.5.Vowels are sounds produced without obstruction, so no turbulence or a total stopping of the air can be perceived.