extended

英 [ɪkˈsten.dɪd]      美 [ɪkˈsten.dɪd]
  • adj. 延伸的;扩大的;长期的;广大的
  • v. 延长;扩充(extend的过去分词)
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1. ex- "out" + tend- + -ed.
2. 含义:stretch out, lengthen.
extended (adj.)
mid-15c., "occupying time, made longer," past participle adjective from extend (v.). Meaning "stretched out" in space is from 1550s; extended-play (adj.), in reference to recordings (especially 7-inch, 45 rpm vinyl records) is from 1953; in reference to pinball games by 1943. Extended family (n.) in sociology recorded from 1942.
A challenging question was asked RCA engineers and scientists in 1951. How can we increase the playing time of a 7-inch record, without using a larger disc? Sixteen months of research gave the answer, "45 EP"--Extended Play. [Radio Corporation of America magazine advertisement, May 1953]
1. Parallel lines will never meet no matter how far extended.
无论延伸多长,平行线永不相交。
2. Loans were extended to help pay the interest on the old ones.
这些贷款延期偿还以支付旧账利息。
3. The training covers extended periods in obstetrics and gynaecology.
该培训包括产科学和妇科学的增加课时。
4. The trough of low pressure extended over about 1000 kilometres.
低压槽延伸约1,000公里。
5. The range of tog values has been extended to 15 togs.
托格值的范围已经扩大至15托格。

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