to conduct business or communication via an intermediary
通过中介进行商业或沟通 (tōngguò zhōngjiè jìnxíng shāngyè huò gōutōng)
"We deal through a trusted agent for all contracts."
"我们通过信任的代理商处理所有合同。" (Wǒmen tōngguò xìnrèn de dàilǐ shāng chǔlǐ suǒyǒu hé tóng.)
to protect oneself against potential loss or risk
to keep improving continuously toward a higher standard
to immediately have a good relationship with someone
to follow a plan strictly without giving up
to indicate a direction or possible cause
to do something badly or incorrectly