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ええ， えー
1. yes, that is correct, right
2. um, errr
3. huh?
4. grrr, gah, Must I?
5. good
tbd
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結構， けっこう
1. splendid, nice, wonderful, delightful, lovely, excellent, fine
2. sufficient, satisfactory, enough, fine, all right, OK
3. not needing (any more of something), (already) having enough, fine (as in "I'm fine"), no, thank you
4. rather, quite, fairl...
足够、满意、够了、好(的)、没事、OK；不需要(任何东西)了、(已经)够了；很好(如 "我很好")；不，谢谢；相当；精彩的，美好的，奇妙的，愉快的，可爱的，出色的，精妙的；结构
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是非， ぜひ
1. certainly, without fail
2. right and wrong, pros and cons
当然，毫无疑问；是非对错，利弊得失