| 单词 | racerunner |
| 释义 | racerunner in American English (ˈreɪsˌrʌnər) noun US any of a genus (Cnemidophorus, family Teiidae) of very active, long-tailed lizards, found chiefly in warm regions of North and South America racerunner in American English (ˈreisˌrʌnər) noun a whiptail lizard, Cnemidophorus sexlineatus, common in the eastern and central U.S., that runs with great speed Word origin [1640–50; race1 + runner]This word is first recorded in the period 1640–50. Other words that entered Englishat around the same time include: datum, impulse, intrigue, selection, tonic |
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