Use a soft-bristled toothbrush.
Meaning: This means to use a toothbrush that has soft bristles to clean your teeth.
Choice of Words: Use means to employ something for a purpose. A means one. Soft means not hard. Bristled means having bristles, which are stiff hairs. Toothbrush is a tool used to clean teeth. When you put them together, "Use a soft-bristled toothbrush" means to employ a toothbrush that has soft bristles for the purpose of cleaning teeth.
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Related Expressions