| 正面 | 13159.equator 英 [ɪ'kweɪtə]美 [ɪ'kwetɚ]     |
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| 背面 |      释义： 1. com- "intensive prefix" + pos- (paus-) + -ure.n. 赤道 例句： 1. GPS operates best near the equator.全球定位系统在赤道附近性能最好。 equator 赤道来自equal, 平等的。用做地理名词。 equator (n.)late 14c., from Medieval Latin aequator (diei et noctis) "equalizer (of day and night)," agent noun from Latin aequare "make equal" (see equate). When the sun is on the celestial equator, twice annually, day and night are of equal length. Sense of "celestial equator" is earliest, extension to "terrestrial line midway between the poles" first recorded in English 1610s." |