Oh, flood the zone. The phrase itself is originally an American football jargon. Literally, it means putting a lot of people ...

PS5 Pro售价700美元（约4983元），新机带来了约45%的GPU性能升级以及更强大的光追和PSSR等视觉增强功能。硬件方面搭载AMD锐龙“Zen2”CPU，并拥有16G显存和2GB内存和16.7万亿次浮点运算GPU，以及2TB的固态硬盘。

Please explain this sentence, with “not a walk in the park” in particular: Life, sometimes you’re really not a walk in the ...