【上位】 the act of contacting one thing with another; "repeated hitting raised a large bruise"; "after three misses she finally got a hit" ある物に別のもので触れる行為。
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【上位】 deliver a sharp blow, as with the hand, fist, or weapon; "The teacher struck the child"; "the opponent refused to strike"; "The boxer struck the attacker dead" 手、拳または武器などで、素早い一撃を加える。
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【上位】 destructive diseases of plants (especially cereal grasses) caused by fungi that produce black powdery masses of spores 黒い大量の粉状の胞子を生じる菌類に起因する植物（特にシリアル草）の有害な病気。
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