dà / jiā / yīng / gāi / dāng / miàn / gōu / tōng / bú / yào / zài / bèi / hòu / chuō / jǐ / liáng / gǔ

大家应该当面沟通，不要在背后戳脊梁骨。

Everyone should communicate face to face instead of criticizing others behind their backs.