英语词汇“knock at”的读音、翻译、释义、用法及例句-开邑网

词汇	knock at
释义	knock atknock at1.■打, 捶, 敲He went upstairs and knocked at the door.他上楼敲门。Opportunity knocks at the door only once.机不可失, 时不再来。
随便看	microcreep microcrith micro-cross-bedding micro cross section detector microcryostat microcryptocrystalline microcrystal micro crystal microcrystalline microcrystalline alumina microcrystalline cellulose microcrystalline dispersion microcrystalline film microcrystalline model microcrystalline powder microcrystalline structure microcrystalline texture micro-crystalline wax microcrystallite microcrystallization microcrystallography microcrystal theory microcrystal wax microculture microcurie

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