Look at line number four, which is so clearly -- simply by looking at this, you can tell it's deficient in the number of syllables.

看第四行，显而易见--单单看一眼,就能看出它的音节数不够。

耶鲁公开课 - 弥尔顿课程节选

The plants can be deficient in certain things, especially fat soluble vitamins that come from meat and from essential amino acids.

植物中缺乏某些物质,特别是脂溶性维生素,那些只能从肉类和必需氨基酸中获得

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

All four of these hydrogens are electron-deficient in the same manner.

四个氢都是,以相同的方式缺电子。

麻省理工公开课 - 固态化学导论课程节选

They appear in food in pretty small amounts which is why they're the micronutrients;, but they're vital for health, so if you're deficient in micronutrients you've got big problems.

它们在食物中所占比重很小,这也是称它们为"微量元素"的原因,但它们对健康的意义却是至关重要的,如果缺乏微量元素的话会很糟糕

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选