n.气压计，晴雨表，(显示经济、社会、政治变化的)晴雨表，标志，指标

原形：barometer复数：barometers

Eric lifted his eyes, and looked at the clock and the barometer on his right hand and on his left.
埃里克抬起眼皮来，看看左右的挂钟和风雨表。
Your skin is a barometer of sleep.
皮肤是睡眠的晴雨表。
The survey is regarded as a reliable barometer of public opinion.
这项调查被看作是可靠的晴雨表，能反映民意。
The barometer is falling; it looks like we're in for a storm.
气压计在下降，看来我们要迎来一场风暴了。
Mariners use barometers to predict changes in the weather.
航海者使用气压计来预测天气变化。
The barometer reading indicated that the atmospheric pressure was dropping rapidly.
气压计的读数表明大气压力正在迅速下降。
A rise in the barometer usually signifies improving weather conditions.
气压计读数上升通常预示着天气好转。
The old farmer relied on his trusty barometer to plan his farming activities.
那位老农依靠他那可靠的气压计来安排农活。
The barometer is an essential tool for meteorologists studying atmospheric patterns.
气压计是研究大气模式的气象学家必不可少的工具。
The sudden drop in the barometer caught the campers off guard, and they had to hurriedly pack up their tents.
气压计的突然下降让露营者措手不及，他们不得不匆忙收拾帐篷。
My grandfather always checks the barometer before going fishing; he believes it helps him anticipate the fish's behavior.
我祖父每次去钓鱼前都会检查气压计，他认为这能帮助他预测鱼的行为。
The invention of the barometer in the 17th century revolutionized weather forecasting.
17世纪气压计的发明彻底改变了天气预报。
As the barometric pressure decreases, it becomes harder to breathe at high altitudes.
随着气压的降低，在高海拔地区呼吸变得更加困难。