| 释义 |
aerator|ˈɛəreɪtə(r)|
[f. aerate after analogy of L. agent nouns in -or.]
That which supplies or charges with air. spec. a. A contrivance for fumigating grain. b. An apparatus for forcing air or carbon dioxide into liquids. c. An apparatus for aerating turf.
1861Wynter Social Bees 44 What is this park but an aërator to the race, as the one [the lung] I before looked at was to the individual? 1874in Knight Dict. Mech. 1891Sci. Amer. 4 Apr. 218/1 Aerator..a portable device having a receiver near the top of a standard, the receiver having numerous small perforations, while lower on the standards are pans..for the aeration of warm and fresh milk. 1892Jrnl. Soc. Chem. Industry 30 Nov. 896/1 Improvements in æreators for Treating Liquids. 1950N.Z. Jrnl. Agric. Dec. 538/1 If rain has fallen on the swath, it will be advisable to lift the swath with an aerator so that it is brought up on the top of the stubble, where it dries out rapidly. 1958House & Garden Feb. 90/1 Proper surface aeration is most important for good turf and when your lawn is small this aerator is the tool to do it. |