Serumal tartar
[医] 牙根垢, 龈下垢, 血原性结石
🧩 词语组成解析
[医] 血清的
n. 酒石, 牙垢, 鞑靼人\\na. 鞑靼的
🗣️ 情景例句
The return name and address is
发信人姓名和地址是
You can take a horse to the water but you cannot make him drink.
马到河边不喝水，逼马低头亦枉然。（不要逼人做他不愿做的事）
On that day everyone eats mooncakes.
过节那天大家都吃月饼。