Preventive dentistry
[医] 预防牙科学
🧩 词语组成解析
preventive
[pri'ventiv, pri:-]
n. 预防;防止;预防措施;预防药;
adj. 预防的;防止的;
dentistry
['dentistri]
n. 牙医业;牙医学;牙科医术;
🗣️ 情景例句
Grandma's pearls!
祖母的珍珠项！
To trip and fall
绊倒
He had lived in it as a child when it was already disappearing,
作为一个孩子他曾在西部生活过，当时西部拓荒生活正在消失。