In this paper, we present a general continuum model to study the LWL optical phonons in single-walled BN nanotubes in many ways.是什么意思_In this paper, we present a general continuum model to study the LWL optical phonons in single-walled BN nanotubes in many ways.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句