psychrometer
n.
"instrument to measure moisture in the atmosphere," 1749, from Latinized form of Greek psykhros "cold" + -meter.
| 词汇 | psychrometer | 
| 词根词缀 | Online Etymology Dictionary psychrometer n. "instrument to measure moisture in the atmosphere," 1749, from Latinized form of Greek psykhros "cold" + -meter. | 
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