英语短语词组词汇heptad的音标、释义、翻译、用法及例句-英语短语词组词典-老街网

短语	heptad
释义	heptad['heptæd] n. 七七个；七个一组，成七的一组【化学】七价元素，七价基；七价元子，七价物
随便看	modulation modulation code modulation coding modulation codon modulation crest modulation-doped structure modulation envelope Modulation factor. modulation factor modulation index modulation meter modulation rise modulation spectroscopy modulation transformer modulation with a fixed reference modulative modulator modulator crystal modulator-demodulator modulator glow tube modulators modulatory module moduled moduli

老街网英语短语词组词典共收录525608条英汉双解短语词组词条，基本涵盖了全部常用短语词组的翻译及用法，是英语学习的有利工具。