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きつい, キツイ
1. tough, hard, severe, demanding, harsh
2. determined, strong-minded, forceful, formidable, fierce
3. strong (e.g. sunlight, alcohol), severe, intense
4. (too) tight, constricting, close
5. extreme, unusually strong
tbd
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縛る, しばる
1. to tie, to bind, to fasten
2. to restrict (freedom), to tie down (with rules, regulations, etc.), to fetter
捆,绑;束缚,限制