基本解释[农业科学]气孔发育英汉例句双语例句The ontogeny of pinna epidermis and stomatal apparatus in Encephalartos gratus Prain have been observed with LM and SEM.用光学显微镜和扫描电镜对合意非洲铁羽片表皮及气孔器的发育过程进行观察研究。stomatal ontogeny更多例句专业释义农业科学气孔发育