expression, adverb
inseparably; as close as a shadow and its form
Idiomatic expression emphasizing that two things or people are always together, like a shadow and its shape. Often used in literary or emotional contexts.
See also: 形影 (けいえい)
彼らは影と形のようにいつも一緒にいる。
They are always together, as inseparable as a shadow and its form.
苦労と成功は影と形のように切り離せない。
Hardship and success are inseparably linked, like a shadow and its form.