Suddenly she felt old and out of date.

她猛然觉得自己老了，跟不上时代了。

《牛津词典》

She suddenly felt old and weary.

她突然感到了衰老和疲倦。

《牛津词典》

Suddenly Heidi took off her pretty dress and tied her old shawl about her.

海蒂突然脱下她漂亮的衣服，把她的旧披肩系在身上。

youdao

Suddenly the old man opened his eyes.

VOA: special.2009.03.07

If only for a moment, Satan suddenly seems old and frail.

如果只是一瞬间，撒旦突然看起来又老又脆弱。

耶鲁公开课 - 弥尔顿课程节选

But tomorrow dawns, and suddenly your old bovine has competition you never dreamed of.

FORBES: Digital Rules

K.K. rose, seeming suddenly frail and old, and kissed his youngest daughter, Sarwat, on the forehead.

NEWYORKER: In Other Rooms, Other Wonders

Suddenly, these old obsessions of development wonks have broken through into the domain of public policy.

ECONOMIST: The world food summit