We all know that slacking off on dental hygiene is the first way to get cavities, but stress can also be a culprit, say experts, especially when you’re grinding your teeth at night or during the day.
2
我老婆晚上睡觉时磨牙。
My wife grinds her teeth at night.
3
你的犬齿很平表示你晚上常常磨牙。
Your canines are ground flat. This means you grind your teeth at night.
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