Most people recover in several weeks - or sometimes months - without complications.

多数人几周内(有时数月)即可康复，且没有并发症。

youdao

Unlike the day traders, they tended to hold on to stocks for days and weeks, sometimes even months.

和当日交易者不同，他们倾向于持股几天、几周有时甚至几个月。

《柯林斯英汉双解大词典》

Sometimes months would pass without rain, and the crops would die.

VOA: special.2010.04.15

Sometimes they take months to develop inside the seedpods.

VOA: special.2010.04.06

"The detainees were kept naked for weeks, months at a time - kept in very small cells, whose temperatures were kept artificially low, sometimes to the extent that the naked detainees, as one official said,seemed to turn blue,"

VOA: standard.2009.03.23

Weeks, sometimes months in fact, when I make no bets at all because there simply is no play.

FORBES: Is the Big Breakout Nigh?

Analysts then spend weeks, sometimes months, poring over data and interviewing company management.

ECONOMIST: Credit-rating agencies

At a stroke, this boosts businesses and cuts out the sometimes months-long lag between food aid being bought, shipped and distributed by the big international agencies.

FORBES: Famine: Don't Send Food, Send Money