Đừng nói lung tung bằng mồm của mình.
Don't speak recklessly with your mouth.
Dictionary entry
mouth
oral opening
Examples
Đừng nói lung tung bằng mồm của mình.
Don't speak recklessly with your mouth.
Anh ta mở to mồm để hét lớn.
He opened his mouth wide to scream loudly.
Làm ơn giữ mồm miệng khi ăn.
Please keep your mouth closed when eating.
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