1、come on

(表示鼓励)来吧

Come on Doreen, let's dance.

来吧，多琳，我们跳舞吧。

进展;进步

Lee is coming on very well now and it's a matter of deciding how to fit him into the team.

李现在进步很大，问题是如何在队里给他找一个合适的位置。

The knee's coming on fine, I'm walking comfortably already.

膝盖恢复得很好，我现在走路已经不疼了。

(机器或系统)开始工作，开始运转

The central heating was coming on and the ancient wooden boards creaked.

中央供暖系统开始工作，弄得那些老掉牙的木板嘎吱作响。

(新的季节或天气)到来

Winter was coming on again.

冬天又来了。

I had two miles to go and it was just coming on to rain.

我还要走两英里，这时候却下起了雨。

2、definite

明确的;确定的

It's too soon to give a definite answer.

要给出一个明确的答复，现在还为时过早。

Her Royal Highness has definite views about most things.

女王陛下对大多数事情都有明确的观点。

清楚的;明显的;无疑的

There has already been a definite improvement.

已经有了显著的改进。

That's a very definite possibility.

那是很有可能的。

清晰的;分明的

Studying his face in the bathroom mirror he wished he had more definite features.

看着浴室镜子中的脸，他真希望自己的五官能够更分明一些。