| 单词 | central air |
| 释义 | > as lemmascentral air central air n. North American = central air conditioning n. ΘΚΠ the world > physical sensation > cleanness and dirtiness > freedom from impurities > removal of impurities > ventilation and air-conditioning > [noun] ventilation1664 ventilating1743 air conditioning1909 central air conditioning1923 central air1955 AC1962 air-con1970 air1974 1955 Odessa (Texas) Amer. 30 Sept. 37/7 (advt.) Lovely brick home with beautiful yard, fenced. central air and heat. 2006 Miami Herald (Nexis) 23 Sept. 5 You can save up to $500 annually by upgrading your central air with a more fuel efficient system. < as lemmas |
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