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くれぐれも， 呉れ呉れも， 呉々も， 呉呉も
1. sincerely, earnestly, wholeheartedly
2. repeatedly, over and over, again and again
真诚地，虔诚地，全心全意地；反复，一遍又一遍，一次又一次
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よろしく， 宜しく， 宜敷く
1. well, properly, suitably
2. best regards, please remember me, please treat me favorably (favourably), please take care of, please do
3. just like ..., as though one were ...
4. by all means, of course
谨致问候，请记住我，请优待我，请照顾我，请务必
に
1. at (place, time), in, on, during
2. to (direction, state), toward, into
3. for (purpose)
4. because of (reason), for, with
5. by, from
6. as (i.e. in the role of)
7. per, in, for, a (e.g. "once a month")
8. and, in addition to
9. if, although
tbd
