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词汇
杞国忧天
释义
杞国忧天
qǐ guó yōu tiān
一般成语
基本
语法情感
出处
Meet troubles half-way比喻不必要的或缺乏根据的忧虑和担心。同“杞人忧天”。
繁体杞國憂天近义杞人忧天;杞人之忧
主谓式:作谓语;状语;指缺乏根据的忧虑;含贬义。
明·何景明《田子行》:“丹诚不回白日照,杞国忧天独劳苦。”
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Peroxidase-Labeled Antibody Technique
Peroxidase-Labeled Antibody Techniques
peroxidase labelling
Peroxidase-like activity
peroxidase-mediated reactions
peroxidase method
peroxidase-oxidase oscillation
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更新时间:2026/8/8 1:31:22