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synonym Comparative
磨穿鉄硯
VS
汗牛充棟

Differences Between "磨穿鉄硯" and "汗牛充棟"

Option A
磨穿鉄硯
Meaning
Studying with immense diligence
Reading
ませんてっけん (masentekken)
Syllabus Level
C2
Practical Example
私は磨穿鉄硯に興味があります。
I am interested in Studying with immense diligence.
Option B
汗牛充棟
Meaning
an immense number of books (so many that they would make a cow sweat if carried, and fill a house to the rafters)
Reading
かんぎゅうじゅうとう
Syllabus Level
C2PLUS
Practical Example
私は汗牛充棟に興味があります。
I am interested in an immense number of books (so many that they would make a cow sweat if carried, and fill a house to the rafters).

Which one to use?

Select the correct Japanese word for this context

Which word fits this context: "(Studying with immense diligence)"?
🎉 正解 / Correct!
使い分け解説:
- 磨穿鉄硯: Essential structural term in CEFR C2 vocabulary syllabus. (CEFR C2語彙シラバスにおける重要表現です。)
- 汗牛充棟: Essential structural term in CEFR C2PLUS vocabulary syllabus. (CEFR C2PLUS語彙シラバスにおける重要表現です。)
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