protracting

v.

延长，拖延（某事物）( protract的现在分词 )；

1. To protract the suspense, he paused for a considerable period of time before telling us the result of the experiment.
   为了延长悬念，他在告诉我们实验结果之前停顿了相当一段时间。

Protracting level
Automatic protracting and locking hypodermic needle guard
Automatic protracting and locking hypodermic needle guard
Polypeptide protracting tags comprising a tetrazole moiety
Real-time creating and protracting of 3D static unit symbols
A maxillary protracting bow appliance for Class III treatment in the primary dentition.
A Nuclear South Asia: Resolving or Protracting the Protracted Conflict?
Discussion on Standard Curve-protracting in Determining White Spirits'Methanol through Fuchsin Sulfurous Acid
The Design of Hydraulic System Principle Diagram's Automatic Protracting Software
A device for determining the position of intraoral distractors for protracting the maxilla.