used to be 小星 2026-01-16 13:23 单词库 15 used to be是什么意思、used to be怎么读 读音:英[juːzd tu bi] 美[juːzd tu bi] used to be 基本解释 过去是 重点词汇 used adj. 〈美〉用过的,用旧了的;习惯于;二手的;精疲力尽的 v. 使用( use的过去式和过去分词);常常,经常 used to 相关问题 idealized 2026-01-16 13:23:18 1 5 kangxi 2026-01-16 13:23:18 1 5 globe valve 2026-01-16 13:23:18 1 5 social responsibility 2026-01-16 13:23:18 1 5 English teacher 2026-01-16 13:23:18 1 5 none of 2026-01-16 13:23:18 1 5 gnomic 2026-01-16 13:23:18 1 5 power builder 2026-01-16 13:23:18 1 5 rattlesnakes 2026-01-16 13:23:18 1 5 briskness 2026-01-16 13:23:18 1 5 haunted 2026-01-16 13:23:18 1 5 part time job 2026-01-16 13:23:18 1 5