记忆方法
1. propagation => prop "vine prop, support".
中文词源
prop 支撑
来自中古荷兰语proppe,葡萄藤蔓支撑架，支撑，词源不详。可能来自拉丁语propago,放置，固定，来自pro-,向前，-pag,固定，词源同page,compact.
英语词源
- prop (v.)
- "to support," mid-15c., probably from prop (n.1) or a related verb in Dutch. Related: Propped; propping.
- prop (n.1)
- "support," mid-15c., from Middle Dutch proppe "vine prop, support," of unknown origin. Probably related to Old High German pfropfo, German pfropfen "to prop," perhaps from Latin propago "a set, layer of a plant" (see propagation). Irish propa, Gaelic prop are from English.
- prop (n.2)
- "object used in a play," 1898, from props (1841), shortened form of properties (which was in theatrical use from early 15c.). Props as slang shortening for proper respects (or something similar) appeared c. 1999.
- prop (n.3)
- short for propeller, 1914.
权威例句
- 1. The prop shaft vibrated like mad and shook the exhaust mounting loose.
- 支撑杆疯狂地震动，将排气管都震松了。
- 2. If you have difficulty sitting like this, prop up your back against a wall.
- 如果这么坐着有困难，就背靠墙坐吧。
- 3. A worker put a prop against the wall of the tunnel to keep it from falling.
- 一名工人用东西支撑住隧道壁好使它不会倒塌.
- 4. Punctuation, then, is a civic prop , a pillar that holds society upright.
- 如此说来, 标点乃是百姓的支柱, 是支撑社会不至于垮掉的栋梁.
- 5. The government does not intend to prop up declining industries.
- 政府无意扶持不景气的企业.
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