立彬の日本語
私の主たる関心事はあなたの身の安全なのです。
tbd
My primary concern is your safety.
我最關心的是你的安全。
625
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主たる， しゅたる
1. main, principal, chief, primary, major
主要的，首要的
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関心事， かんしんじ， かんしんごと
1. matter of concern, matter of interest
tbd
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身の安全， みのあんぜん
1. one's physical safety, personal security
tbd
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なのだ， なんだ
1. it is assuredly that ..., can say with confidence that ...
2. did not ...
〜んだ句型；可以肯定地说……，可以有把握地说……
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