cope
应对困难/挣扎中维持,含「不容易」的语气
deal with
处理/应对,中性,可用于日常事务,不含挣扎含义
She found it increasingly difficult to cope with the demands of caring for elderly parents.
她发现越来越难以应对照顾年迈父母的压力。
He had to deal with several complaints from customers that morning.
那天早上他不得不处理几起客户投诉。