be kept upright 保持正立
To be kept upright 保持直立 ; 竖立安放 ; 必须竖放 ; 要保持直立
Head Kept Upright 头部保持正直
Bottles should also be kept sideways rather than upright, in a dark place that's free of excessive vibration.
WSJ: Storing Wine: Cellar, Wine Refrigerator��or Garage?
The major averages kept rising into nose bleed thin air, but the Ag names were struggling to stand upright.
FORBES: POT Is Going Up In SMOKE
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