中山医院外科医生:"曾经”how to say in English

来源:百度文库 编辑:神马品牌网 时间:2024/05/06 06:01:49

at one time ,at one time or another,ever,once,whilom,大约就这么多的了

used to do

used to be

was

depends on context

时间+ ago,once,ever.

used to

once upon a time
used to