Simply as

wget -i url.txt

url.txt is multple urls in each line. Like this:

https://ss3.bdstatic.com/70cFv8Sh_Q1YnxGkpoWK1HF6hhy/it/u=3302399998,3216746631&fm=26&gp=0.jpg
https://ss2.bdstatic.com/70cFvnSh_Q1YnxGkpoWK1HF6hhy/it/u=1588620919,359805583&fm=26&gp=0.jpg

BTW, it's very fast.