词汇 | source |
词根词缀 | 词源: 1346, from O.Fr. sourse "a rising, beginning, fountainhead of a river or stream," fem. noun taken from pp. of sourdre "to rise, spring up," from L. surgere "to rise" (see surge). Meaning "written work (later also a person) supplying information or evidence" is from 1788. 词根记忆: n. 源,源泉;来源,出处The sour vapour pours into the flourishing flour factory. It's the source of resources.酸蒸汽湧进兴旺的面粉厂.这是资源的源泉. |
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