to be ready to take over or step in when needed
随时准备接管或在需要时介入
"The assistant manager was waiting in the wings for a promotion."
"助理经理正在等待晋升。"
to avoid taking risks
to do something that is considered unacceptable
far more advanced than others
to trust or rely on someone or something
to support or defend someone
to contact or communicate with someone
