严严实实

gāo sù gōng lù zhěng gè shàng wǔ dōu dǔ de yán yán shí shí

高速公路整个上午都堵得严严实实。

The motorway was jammed solid all morning.

jiē tóu shì wēi jiāng shì zhōng xīn dǔ de yán yán shí shí

街头示威将市中心堵得严严实实。

The street demonstration completely blocked the centre of the city.