| 词汇 | expand |
| 词根词缀 | 词源： 1422, "spread out, spread flat," from Anglo-Fr. espaundre, from L. expandere "to spread out," from ex- "out" + pandere "to spread." Sense of "grow larger" first recorded c.1645. Expansionist "one who advocates the expansion of the territory of his nation" is from 1862. 词根记忆： v. (使)膨胀,(使)扩张;张开,展开The landlord's land on the highland of the mainland expanded a lot.地主在大陆高原上的土地扩张了很多. |
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