At late anther developing stage, the tapetal cells became to vacuolated, anther chamber was full of giant tapetum and the microspore degenerated completely.是什么意思_At late anther developing stage, the tapetal cells became to vacuolated, anther chamber was full of giant tapetum and the microspore degenerated completely.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句