立彬の日本語
科学者は主として物質の問題を取り扱う。
tbd
Scientists deal mainly with physical matters.
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科学者， かがくしゃ
1. scientist
tbd
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主として， しゅとして
1. mainly, chiefly, primarily, for the most part
tbd
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物質， ぶっしつ
1. material, substance
2. matter
物质
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問題， もんだい
1. question (e.g. on a test), problem
2. problem (e.g. societal, political), question, issue, subject (e.g. of research), case, matter
3. question (i.e. doubt)
4. public discussion, controversy
5. trouble, problem, inconvenience, difficulty
问题（例如在考试中），难题；麻烦、问题、不便、困难；问题（如社会性、政治性问题）、疑问、议题、课题（如研究课题）、案例、事项；疑问；公开讨论，争议
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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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取り扱う， 取扱う， とりあつかう
1. to handle, to operate (a machine, etc.), to use
2. to deal with (an issue), to manage
3. to treat (someone), to deal with (someone)
4. to deal in, to carry, to sell
操作（机器等），使用；处理（某事），管理；对待（某人），处理（某人）；经营、销售
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
の
1. indicates possessive
2. nominalizes verbs and adjectives
3. substitutes for "ga" in subordinate phrases
4. (at sentence-end, falling tone) indicates a confident conclusion
5. (at sentence-end) indicates emotional emphasis
6. (at sentence-end, risi...
句尾起强调作用；助词，表示所有关系
