be deficient in
基本释义
缺乏，欠缺…，在…方面有所不足
实用场景例句
学术演讲
The laser beam was projected diagonally onto the screen to highlight specific data points.
激光束被对角投射到屏幕上，以突出特定的数据点。
The professor traced diagonally across the whiteboard to explain the geometric proof step-by-step.
教授对角划过黑板，逐步解释了几何证明。
学术讨论
The particles moved diagonally across the surface, indicating non-uniform distribution.
粒子对角移动过表面，表明分布不均匀。
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