Endemic dental fluorosis
[醫] 地方性牙氟中毒
?? 詞語組成解析
endemic
[?n'd?m?k]
adj. 某地特有的;（尤指疾病）地方性的;風土的;（動，植物）某些特產的;
n. 地方病;某地特產的植物[動物];
en在…..內+dem人民，人們+ic屬于...的→在人民內→地方性的
dental
['dentl]
adj. 牙齒的;牙科的;（輔音）齒音的;
n. 齒音;
[化] 氟中毒\\n[醫] 氟中毒, 斑釉
??? 情景例句
I don't usually listen to the weather. They never get it right!
我不怎么聽天氣預報。他們總報不準。
What we lose in hake we shall have in herring.
失之東隅，收之桑榆。
The students declared against cheating.
學生們表示反對作弊。