久坐
jiǔ​zuò

sedentariness

久坐 jiǔ​zuò
sedentariness adjective
the state of being sedentary or sitting for long periods

有很多原因导致我们随着年龄的增长而减速并变得久坐不动。

yǒu hěn​duō yuán​yīn dǎo​zhì wǒ​men suí​zhe nián​líng de zēng​zhǎng ér jiǎn sù bìng biàn​de jiǔ​zuò bù​dòng.

There are various reasons as to why we slow down and become sedentary with age.

to sit for a long time
to sit for a long period of time
to overstay one's welcome
to stay or visit for a long time, often used in social contexts regarding politeness or inconvenience