| 词汇 | careful |
| 词根词缀 | 词源： O.E. cearful "mournful," also "full of care or woe," "full of concern" (for someone or something), thus "applying attention, painstaking, circumspect;" from care + -ful. 词根记忆： a. 小心的,仔细的;细致的,精心的The careful man is scarcely scared by the scarce parcel.细心男子勉强被罕见的包裹吓了一下. |
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