Folds
n. 皱褶；折痕（fold的复数形式）
🗣️ 情景例句
OK. We'll ring you up at 6:00 a.m. tomorrow.
嗯，我们会在明天6点整叫您。
I would like you to keep is a secret.
我要你保守秘密。
and maybe that is where the rub is.
问题的症结恐怕就在这里。