| 词汇 | fail |
| 词根词缀 | 词源： early 13c., from O.Fr. faillir "be lacking, miss, not succeed," from V.L. *fallire, from L. fallere "deceive, be lacking or defective." Replaced O.E. abreoðan. The Anglo-Norm. form, failer, came to be used as a noun, hence failure (1640s). Fail-safe dates from 1948. 词根记忆： v. 失败,不及格;衰退,减弱The sailor was nailed on the rail for he failed to trail the mail.水手被钉在横木上,因为他未能跟踪邮件. |
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