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降りる， 下りる， おりる
1. to descend (e.g. a mountain), to go down, to come down
2. to alight (e.g. from bus), to get off, to disembark, to dismount
3. to step down, to retire, to give up, to quit, to fold
4. to be granted, to be issued, to be given
5. to form (of frost, d...
下，下(山)；下，下(车、船等)；下台，辞职，退出
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
から
1. from (e.g. time, place, numerical quantity), since
2. from (originator), by
3. because, since
4. out of (constituent, part)
5. through (e.g. window, vestibule)
6. after, since
7. expresses sympathy or warning
从，自……；因为；被，用于……
