on the qui vive造句怎么写

a loathsome Dublin politico who is on the qui vive orists(Julian Moynahan)

He's always on the qui vive for a business opportunity.

Thus, without waiting to be marshaled, the soldiers will be constantly on the qui vive; without waiting to be asked, they will do your will; without restrictions, they will be faithful; without giving orders, they can be trusted.