词汇	let fall something
释义	let fall something 好像无意中提及；脱口说出
随便看	operational capability element operational capability improvement request Operational Capability Plan operational capability release operational capacity Operational capbility check operational capitals operational cash flow operational casualties operational casualty operational category operational ceiling operational cell operational cells operational center operational chain of command operational change Operational Change Report Operational Change Request operational channel operational character operational characteristic operational characteristic curve operational characteristic curve of turbine set operational characteristics