Usage note
下降表示往下变。
xià jiàng biǎo shì wǎng xià biàn。
Decline means to go down.
Context note
下降常用于温度、数字和状态。
xià jiàng cháng yòng yú wēn dù 、 shù zì hé zhuàng tài。
Decline often appears with temperature, numbers, and condition.
5 examples
气温下降了。
qì wēn xià jiàng le。
The temperature has dropped.
人数在下降。
rén shù zài xià jiàng。
The number of people is decreasing.
价格下降。
jià gé xià jiàng。
The price dropped.
飞机开始下降。
fēi jī kāi shǐ xià jiàng。
The airplane begins to descend.
情况正在下降。
qíng kuàng zhèng zài xià jiàng。
The situation is declining.
5 mini stories
天气变冷，气温下降得很快。
tiān qì biàn lěng， qì wēn xià jiàng dé hěn kuài。
The weather got cold, and the temperature dropped quickly.
这个月的销量下降了。
zhè ge yuè de xiāo liàng xià jiàng le。
This month’s sales dropped.
飞机开始下降准备降落。
fēi jī kāi shǐ xià jiàng zhǔn bèi jiàng luò。
The airplane started descending to land.
他的体力有点下降。
tā de tǐ lì yǒu diǎn xià jiàng。
His physical strength dropped a little.
如果不努力，成绩就会下降。
rú guǒ bù nǔ lì， chéng jì jiù huì xià jiàng。
If you do not work hard, grades will decline.
Mini dialogue
温度下降
A
今天好冷啊，温度下降了好多。
Jīntiān hǎo lěng a, wēndù xiàjiàng le hǎoduō.
It's so cold today, the temperature has dropped a lot.
B
是啊，天气预报说今晚还会继续下降。
Shì a, tiānqì yùbào shuō jīn wǎn hái huì jìxù xiàjiàng.
Yes, the weather forecast says it will continue to drop tonight.
成绩下降
A
我这次考试的成绩下降了，有点难过。
Wǒ zhè cì kǎoshì de chéngjì xiàjiàng le, yǒudiǎn nánguò.
My test score dropped this time, I'm a bit sad.
B
没关系，我们一起找找下降的原因，下次努力。
Méiguānxi, wǒmen yīqǐ zhǎo zhǎo xiàjiàng de yuányīn, xià cì nǔlì.
It's okay, let's find the reason for the drop together and work hard next time.
Related words and contrasts
opposite
上升
shàng shēng
to rise; to go up
The direct opposite of 下降.
similar
减少
jiǎn shǎo
to reduce; to decrease
Both describe something becoming less, but 下降 is often for levels or numbers.