to redden
01
赤らむ
to become red, often in response to emotions like embarrassment, shame, or surprise
Intransitive
例
His face reddened as he realized he had made a mistake.
彼は間違いに気づいたとき、顔が赤くなった。
02
赤くなる, 赤みを帯びる
to change or turn red in color
Intransitive
例
The sky began to redden as the sun dipped below the horizon.
太陽が地平線の下に沈むにつれて、空は赤くなり始めた。
03
赤くする, 赤らめる
to cause something to turn red
Transitive: to redden sth
例
The intense sunlight reddened the skin of those lounging by the pool.
強い日光がプールサイドでくつろいでいる人々の肌を赤くした。
