-----------------------------------
落ちる， 墜ちる， 落る， おちる
1. to fall, to drop, to come down, to crash, to collapse, to cave in, to give way
2. to set (of the sun or moon), to sink, to dip, to go down
3. to decrease (of popularity, quality, speed, sales, etc.), to fall, to drop, to go down, to decline, to de...
坠落，掉落，落下，坠毁，坍塌，塌陷，倒塌；落(日、月)，下沉，下行；下降；进账；投射(光线、阴影、目光等)
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
が
1. indicates the subject of a sentence
2. indicates possession
3. but, however, (and) yet, though, although, while
4. and
5. used after an introductory remark or explanation
6. regardless of ..., whether ... (or not), no matter ...
7. indicates a des...
tbd
