1. The dentist injected procaine in my gum before the dental procedure.
牙医在牙龈上注射了普鲁卡因，然后进行了牙科手术。
2. Procaine is commonly used in dermatology for its numbing effect.
普鲁卡因在皮肤科常被用于其麻醉效果。
扩展释义
a compound used as a local anesthetic, especially on the skin and mucous membranes, to numb the area and relieve pain