Examples
zuó tiān昨天wǎn shang晚上méi没shuì睡hǎo好，suǒ yǐ所以wǒ我jīn tiān今天jīng shén精神bú zhèn不振。
昨天晚上没睡好，所以我今天精神不振。
I didn't sleep well last night so I have little energy today.
台币上涨，造成台湾的出口贸易不振。
The Taiwanese dollar appreciated, causing Taiwanese exports to slump.