立彬の日本語
ソファーを２階へはたいへん骨が折れた。
tbd
It took a lot of effort to carry the sofa upstairs.
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ソファ， ソファー
1. sofa, couch
tbd
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を
1. indicates direct object of action
2. indicates subject of causative expression
3. indicates an area traversed
4. indicates time (period) over which action takes place
5. indicates point of departure or separation of action
6. indicates object of d...
表示动作的直接对象；表示经过的场所；表示离开或分开的点
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大変， 大へん， たいへん
1. very, greatly, terribly, awfully
2. immense, enormous, great
3. serious, grave, dreadful, terrible
4. difficult, hard, challenging
5. major incident, disaster
非常、极其、非常严重、极其糟糕；巨大、庞大；严重、严峻、可怕、糟糕；困难的、艰难的、具有挑战性的；重大事件、灾难
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骨が折れる， ほねがおれる
1. to require much effort, to be hard to do, to be bone-breakingly hard
tbd
階， かい
1. storey, story, floor
2. stairs
3. stage (in chronostratigraphy)
4. counter for storeys and floors of a building
层；阶，台阶；地层，文化层；阶，层，数量词
へ
1. to, towards, for
格助词，向，朝，为了
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
