立彬の日本語
医者の器具は常に完全に清潔でなければならない。
tbd
A doctor's instruments must be kept absolutely clean.
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医者， いしゃ
1. doctor, physician
医生
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器具， きぐ
1. utensil, implement, tool, instrument, appliance, apparatus
器具、工具、器械、仪器、设备、装置
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常に， つねに
1. always, constantly
总是，一直
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完全， かんぜん
1. perfect, complete
完全
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清潔， せいけつ
1. clean, hygienic, sanitary
2. pure, virtuous, immaculate
清洁
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でなければならない， でなければいけない， でなければならぬ
1. having to be, must be, should be, ought to be
tbd
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
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