English Dictionary

pair of compasses

名詞

A tool for drawing accurate circles or arches, usually consisting of two arms joined at one end in such a way that the arms can be opened and closed; one of the arms is pointed at its free end while the other holds a pencil, pencil lead or some other implement for making marks.

日本語の意味

円や弧を正確に描くための工具。通常、両腕が一端で連結され、開閉可能な構造をしており、一方の腕の先端は尖っており、もう一方は鉛筆や芯など描画用の用具を保持する。

She carefully adjusted the pair of compasses before sketching the perfect circle.

彼女は完璧な円を描く前に、製図用コンパスを慎重に調整した。

意味（1）

A tool for drawing accurate circles or arches, usually consisting of two arms joined at one end in such a way that the arms can be opened and closed; one of the arms is pointed at its free end while the other holds a pencil, pencil lead or some other implement for making marks.

pairs of compasses （ plural ）