tā / men / zài / hé / zuò / zhōng / shǐ / zhōng / chì / chéng / xiāng / dài / cóng / bù / yǐn / mán / wèn / tí

他们在合作中始终赤诚相待，从不隐瞒问题。

They have always dealt with each other openly and sincerely in their cooperation, never hiding problems.