立彬の日本語
彼らはその体系を大変な思索と労力を費やして仕上げた。
tbd
They worked out the system with much thought and labor.
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その， そん， 其の
1. that, the
2. part (as in "part two")
3. um ..., er ..., uh ...
那个；部分（如“第二部分”）
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体系， たいけい
1. system, organization, organisation, architecture
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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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思索， しさく
1. speculation, thinking, meditation
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労力， ろうりょく
1. labour, labor, effort, toil, trouble
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費やす， ついやす
1. to spend, to expend, to consume
2. to waste, to squander, to throw away
3. to devote
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仕上げる， しあげる
1. to finish up, to complete, to finish off, to get through, to polish off
完成、完工；收尾、修饰、完善
彼ら， 彼等， かれら
1. they, them
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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
と
1. if, when
2. and
3. with
4. used for quoting (thoughts, speech, etc.)
5. promoted pawn
6. indicates a question
表示引用
