oral irrigator

US /ˈɔːrəl ˈɪrɪɡeɪtər/
UK /ˈɔːrəl ˈɪrɪɡeɪtər/
"oral irrigator" picture
1.

冲牙器, 水牙线

a device that uses a stream of water to remove food particles and plaque from between teeth and below the gumline

:
My dentist recommended an oral irrigator for better gum health.
我的牙医推荐使用冲牙器以改善牙龈健康。
Using an oral irrigator can help prevent gum disease.
使用冲牙器有助于预防牙龈疾病。