Helluva
a. 很难的, 很大的
📖 牛津释义
helluva
=> hell 4.
🗣️ 情景例句
Is a letter of credit OK?
用信用卡可以吗？
Knowledge is a treasure, but practice is the key to it.
知识是一座宝库，实践是打开宝库的钥匙。
What a pity!
太遗憾了！