解 + 除/开 + Object
The verb 解 (jiě) means "to lift," "to remove," or "to undo" and is used when canceling restrictions, resolving problems, or releasing something from a bound state. It appears in compounds like 解除 (to remove/lift), 解开 (to untie), and 解决 (to solve).
政府决定解除这个地区的封锁。
Zhèngfǔ juédìng jiěchú zhège dìqū de fēngsuǒ.
The government decided to lift the lockdown on this area.
她终于解开了绳子上的结。
Tā zhōngyú jiě kāile shéngzi shàng de jié.
She finally untied the knot on the rope.
我们需要尽快解决这个问题。
Wǒmen xūyào jǐnkuài jiějué zhège wèntí.
We need to solve this problem as soon as possible.