| 释义 |
DEFINITIVE EXAMPLES 权威例句〔macronucleus〕The larger of two nuclei present in ciliate protozoans, which controls nonreproductive functions of the cell, such as metabolism.大核:原生动物纤毛虫类体中两个细胞核中较大的一个,控制细胞的非生殖性功能,如新陈代谢美国传统〔spore〕A dormant, nonreproductive body formed by certain bacteria in response to adverse environmental conditions.种胚:一种由特定的细菌在不利的环境条件下反应而成的休眠的非再生体美国传统 |