uptick
n.
"upward trend," 1962, an economist's term, from up, adv. + tick, v., in reference to some recording mechanism.
| 词汇 | uptick | 
| 词根词缀 | Online Etymology Dictionary uptick n. "upward trend," 1962, an economist's term, from up, adv. + tick, v., in reference to some recording mechanism. | 
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