precursor  朗读 precursor

音标：priː'kɜːsə

precursor翻译

precursor双语用法和例句

相关单词

polygon phenocopy photoheliograph puling propagation proprieties panelling percutaneous pictorialist pettiness polydactyl pamphleteer photoactinic phosphorous pinkish psalmbook prototrophic pro playgoing procreate

中文词源

英文词源