also: ひゃくようそう
noun
Stevenson screen; instrument shelter
A louvered box used at weather stations to house thermometers and other instruments, protecting them from direct sunlight and precipitation while allowing air circulation.
気象台の庭に白い百葉箱が置いてある。
A white Stevenson screen is placed in the garden of the meteorological observatory.
百葉箱の中の温度計を確認する。
Check the thermometer inside the instrument shelter.