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キーンコーンカーンコーン
1. bing-bong bang-bong (Big Ben chimes, used as a bell in Japanese schools)
tbd
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うわ, うわー, うわっ, うわあ
1. yikes, oops, eep, wow, aargh
哇,哎呀
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まずい, マズイ, マズい, 不味い
1. bad (taste), unpalatable, unsavoury, unsavory, awful, terrible, unpleasant
2. poor, unskillful, unskilful, bungling, clumsy
3. ugly, unattractive, homely, plain
4. awkward, problematic, troublesome, unfavorable, unfavourable, unwise
tbd
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本鈴, ほんれい
1. bell signalling that work, class, etc. has formally begun
tbd