英语词汇“knock at”的读音、翻译、释义、用法及例句-智慧网

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	environmental optics environmental organic geochemistry environmental organization environmental parameter environmental parameters environmental parametric deviation environmental pathology environmental pattern environmental periodicity environmental pharmacology environmental photobiology environmental physics environmental physiology environmental planning environmental planning committee environmental plasma environmental policy environmental policy act environmental pollutant environmental pollutant analysis environmental pollutant judgement environmental pollution environmental pollution analyzer environmental pollution class environmental pollution control

智慧网英语在线翻译词典收录了1155424条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。