They showed a remarkable degree of moderation in not quarrelling publicly on television.
他们表现得极为克制, 未在电视上公开吵起来.
The President has to be sworn in publicly.
总统必须当众宣誓就职.
His private actions are in direct contradiction to/with (ie directly contradict) his publicly expressed opinions.
他私下的行为跟公开的言论完全是两码事.