to vow solemnly;to pledge in all sincerity and seriousness
信誓旦旦
属类：习语名句-汉英成语-
a true heart; in all sincerity ;from the bottom of one’s heart;sincere
一片真心
属类：汉英词对--
I may say in all sincerity that you've been my most loyal friend.
我可以极其真诚地说,你一直是我最忠实的朋友。
属类：综合句库-
I may say in all sincerity that you have been my most loyal friend.
我可以非常真诚地说,你一直是我最忠实的朋友。
属类：综合句库-
He pledged in all sincerity and seriousness that he would always remain faithful.
他信誓旦旦地保证,他将永远忠贞不渝。
属类：综合句库-
We should, in all sincerity , take a down-to-earth and flexible attitude to explore our common ground, fulfill our commitments and bridge our differences so that we will make a success of the forthcoming 6th WTO Ministerial Meeting in Hong Kong, China, bri
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