go-ahead

基本解释

However, we finally got the go-ahead when we arranged for a special flight, two doctors and a whole lot of medical equipment to accompany Mandela.
然而，在安排了一架特殊的飞行之后，我们终究得到了许可，两名医生和许多医疗设备随行。
Ministers were worried that the experiment might have been illegal under international laws designed to protect marine wildlife, although they eventually gave the go-ahead.
英国首相曾担忧这样的研究活动会触犯旨在保护海洋野生生物的国际法律，但他们最终还是得到了批准。
Assuming it gets the go-ahead from competition regulators, the new company, to be called United Continental Holdings, will be the world’s largest airline by passenger numbers.
如果得到竞争监管者的许可，新成立的公司，取名美国大陆控股公司，将成为世界上运送旅客最多的航空公司。

I think if we go ahead, re-look at our plan, and we start making changes where we had issues, I think in 2020 we can take a more constructive way and go ahead then,"
I'm gonna go ahead and say don't say it ' - cause I didn't make any changes. I'll play this-- Okay, getting cute.
首先，我要说我没做任何更改’,我将演示一下-,有点意思。
哈佛公开课 - 计算机科学课程节选
Let me go ahead and -- oh, that's nice, someone learned how to send right messages on the cloud. All right.
让我们继续--哦，那不错，有人学会了,怎样在云中发送正确的消息，好的。
哈佛公开课 - 计算机科学课程节选

Timed botnet attacks could also be organized to launch automatically, without an external go-ahead.
FORBES: Magazine Article

If you give someone or something the go-ahead, you give them permission to start doing something.
A go-ahead person or organization tries hard to succeed, often by using new methods.