/ˈkɒmən ||; ˈkɑmən/adj1 happening or found often or in many places; usual 常见的;普遍的: Pilot error is the commonest/most common cause of plane crashes. 飞机失事最常见的原因是驾驶不当。The daisy is a common wild flower. 雏菊是一种常见的野花。 [OPP] uncommon 反义词为uncommon
2 common (to sb/sth) shared by or belonging to two or more people or groups; shared by most or all people 共同的;共通的: This type of behaviour is common to most children of that age. 那个年纪的小孩大多有这种行为。We have a common interest in gardening. 我们都喜欢园艺。
3 (onlybeforea noun 只用于名词前) not special; ordinary 普通的;一般的: The officers had much better living conditions than the common soldiers. 军官的生活条件要比普通士兵好得多。
4 (Brit 英) (informal 非正式) having or showing a lack of education 粗鄙;没有教养: Don't speak like that. It's common! 不要这样说话,这太没有教养。
be common/public knowledge→
KNOWLEDGE