The electrons are not equally shared and the carbon hogs the electrons a little bit more than the hydrogen, so the carbon is electron-rich and the hydrogen is just a little bit electron-deficient.

电子不是平均共享的,碳原子比氢原子吸引电子,更强烈一点点，所以碳原子是富电子,而氢原子是缺电子。

麻省理工公开课 - 固态化学导论课程节选

Many schizophrenics report a deficient desires of will.

许多精神分裂症报告中都会提及患者的欲望缺失。

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"A structurally deficient condition is a bridge that would have a rating of 4 either in the deck, the superstructure or the substructure, " he said.

CNN: States warned to inspect bridges

"The engineering design of the building was deficient in a number of respects, " it found.

BBC: NZ quake collapse building design 'deficient'

Minnesota Department of Transportation bridge engineer Dan Dorgan said the term "structurally deficient" is a Federal Highway Administration rating.

CNN: Bridge collapse probe focuses on unexplained shift