そんなにたくさん

that much

→ そんな
phrase Rare #25,008
that much Used to refer to a large amount or number previously mentioned or understood from context. Depending on the noun, it can also mean “that many.”
JA: そんなにたくさん食べたら、お腹が痛くなるよ。
EN: If you eat that much, your stomach will hurt.

あの人がそんなにたくさん飲んだ僕は知らなかった

I didn't know that person had drunk so much.

クニ子生まれて初めてそんなにたくさんお酒を飲んだ

Kuniko drank that much alcohol for the first time in her life.

そんなにたくさんタバコを吸わない方がよい

You shouldn't smoke so many cigarettes.

そんなにたくさん食べるのは異常だ

Eating that much is abnormal.

もしあなたがそんなにたくさん食べていなかったらそれほど眠くはないでしょう

If you hadn’t eaten so much, you wouldn’t be this sleepy now.

ぶどうは好きだけどそんなにたくさん食べられない

I like grapes, but I can't eat that many.