-----------------------------------
不足， ふそく
1. insufficiency, deficiency, shortage, lack, scarcity, deficit
2. dissatisfaction, discontent, complaint
不足、缺乏、短缺、匮乏、稀缺、赤字；不满，怨言，抱怨
-----------------------------------
深刻， しんこく
1. serious, severe, grave, acute
严重的，重大的，危急的，急性的
は
1. indicates sentence topic
2. indicates contrast with another option (stated or unstated)
3. adds emphasis
指示句子的主题；表示与另一选项（无论是否明确提及）形成对比；表示强调
