プログレッシブ和英中辞典(第３版)の解説
うっすら【うっすら】
slightly; faintly
- 庭には雪がうっすらと積もっていた
The garden was covered with a thin coat [layer] of snow. - うっすらと東の空が白み始めた
The eastern sky began to show faint signs of light. - 少女はうっすらと化粧をしていた
The girl was lightly made up. - 彼女はうっすらとほおを赤らめた
She blushed faintly. - 彼女はうっすらと目を開けた
She opened her eyes slightly [partway].