bottlenecking
v.
阻塞；使通过瓶颈口（bottleneck的ing形式）;
n.
瓶颈效应;
例句:
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"An E4200 will bottle neck an 8800 GTX or Ultra" Do you know what bottlenecking is?
来自ENGADGET
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Conceptual design is an indispensable stage in the fixture design automation which also a bottlenecking problem.
概念设计是夹具设计自动化必不可少的一个阶段,也是一个瓶颈问题,目前研究者较少.