Brushing alone is not enough for oral hygiene.
Meaning: This sentence emphasizes that brushing teeth alone is not sufficient to maintain good oral hygiene and prevent dental problems.
Choice of Words: Brushing is the act of cleaning teeth with a toothbrush. Alone means without the help or company of others. Enough means sufficient or adequate for a particular purpose. Oral refers to the mouth. Hygiene is the practice of keeping oneself clean and free from disease.
Alternative Expressions
Related Expressions