nucleus
🇺🇸
/ˈnuːkliəs/
🇬🇧
/ˈnjuːkliəs/
The center of an atom that has most of its mass and a positive charge.
The nucleus of an atom contains protons and neutrons.
原子の原子核には陽子と中性子が含まれています。
The center of a cell that holds the genetic material.
The nucleus controls the activities of the cell.
細胞核は細胞の活動を制御します。
The central part of something where other parts gather.
These paintings will form the nucleus of a new collection.
これらの絵画は新しいコレクションの核を形成します。