go ahead什么意思解释？

go ahead的音标：go ahead的英式发音音标为：[ɡəu ə'hed]go ahead的美式发音音标为：[ɡo ə'hɛd]...

The runway is clear — go ahead and land.跑道畅通无阻，开始着陆吧。Go ahead and cry. Don't hold it in.只管哭吧。别忍着。The council has given the go-ahead to start building.委员会已批准破土动工。...