单词
once
英 [wʌns] 美[wʌns]
基本信息
  • adv. 一次;曾经
  • conj. 一旦
  • n. 一次,一回
CET4TEM4IELTS考研CET6高频词基本词汇

英英释意

1. belonging to some prior time;
"erstwhile friend"
"our former glory"
"the once capital of the state"
"her quondam lover"