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- The fortress was the nucleus of the ancient city. 这城堡是这座古城的中心。
- gamete nucleus 配子核
- The protoplasm outside the nucleus of a cell. 细胞质，细胞浆细胞分子外部的细胞质
- Generative nuclei The two gametic nuclei formed by the division of the generative cell in the pollen tube of angiosperms. 雄原核：在被子植物花粉管中的生殖细胞（应为雄原核译者注）分裂成两个配子的核。
- These 1000 books will form the nucleus of the new school library. 这一千本书将构成学校新图书馆藏书的基础。
- The male gamete could not unite with the female. 雄配子不能与雌配子结合。
- The other male gamete fuses with the secondary nucleus, forming the primary endosperm nucleus. 另一个雄配子和次生核结合形成初生胚乳核。
- The atomic center is the nucleus, and the electronics winds revolve it. 原子的中央是原子核，电子绕着它旋转。
- A male gamete produced by an antheridium. 游动精子孢子囊产生的雄蕊
- A proton or a neutron, especially as part of an atomic nucleus. 核子质子或中心，尤指作为原子核的一个组成部分
- The colorless, liquid component of the cell nucleus. 细胞核液细胞核中无色的液体成分
- Existing or acting outside the nucleus of an atom. 原子核外的出现或行动于原子核外的
- An atom contains a tiny heavy nucleus. 一个原子含有一个微小而重的核。
- A nucleus can have only one Y-chromosome. 一个核可以仅有一个Y染色体。
- The most important part of the cell is the nucleus. 细胞中最重要的部分是细胞核。
- Every nucleus lives in splendid isolation. 原子核处于极佳的隔离状态。
- The family is the nucleus of the community. 家庭是社会的核心。
- The female reproductive cell or gamete of animals; egg. 卵细胞雌性再生细胞或动物的配子；卵
- The apomixes approach of undiffused gamete is the first report. 后一种单性生殖发育方式为首次报道。
- The female reproductive cell or gamete of animals;egg. 卵细胞雌性再生细胞或动物的配子；卵
