Dental plasue
[醫] 牙斑, 菌斑
?? 詞語組成解析
dental
['dentl]
adj. 牙齒的;牙科的;（輔音）齒音的;
n. 齒音;
[醫] 斑[塊], 板, 血小板
??? 情景例句
Hand me two eggs from the refrigerator,
替我從冰箱拿兩個蛋來。
He who fears to suffer, suffers from fear.
怕吃苦頭的反因怕而吃苦頭。
One third of this area is covered with forest.
這一地區三分之一的地方都是森林。