Beefing
n. 牛肉；肌肉；食用牛；牢骚\\nvi. 抱怨, 告发；发牢骚\\nvt. 养；加强
🗣️ 情景例句
Don't you see?
你不知道吗?
How long have you been studying English?
你学了多长时间的英语了？
She must be at least thirty-five years old.
她至少也有35岁了。