1. Expression：ship out

Explanation：To leave or depart to some distant location. （离开到遥远的地方去）

Example： The package shipped out on an express carrier last week so it should have reached you by now.

包裹上周已由快递公司发出，所以现在应该已经到达你那里了。

I'm getting pretty sick of your crummy attitude, mister! If you want to stay under this roof, you need to shape up or ship out!

我受够了你这种恶劣的态度，先生！如果你想呆在这个屋檐下，你要么好好表现，要么走人！

In the morning you'll be shipped out with the rest of the scum.

早晨你就会和别的社会渣滓一起运走了。

As soon as they finished basic training, the federal government shipped them out.

他们一结束基本训练，联邦政府就把他们送往国外。

2. Expression：shape up

Explanation: To reform or improve one's actions or behavior. （改变或改善行为）

Example：You're on thin ice! If you don't shape up immediately, we're going to have to expel you.

你很危险啊！如果你不立即表现好，我们将不得不开除你。

I know I haven't been the best father in the world, but I'm trying to shape up.

我知道我不是世界上最好的父亲，但我正在努力改进，做一名好父亲。

He told them they better shape up or they'll get a pink slip.

他告诉他们要好好干，否则会接到解雇的通知。

I guess I'd better shape up if I want to stay in school.

我想如果我想留在学校，我最好变乖一点。

3. Expression：jump the gun

Explanation：To start something before it is permissible, appropriate, or advisable. （过早开始行动，草率行事）

Example：Henry jumped the gun and sent the proofs to the printer before the boss approved them, and she was not happy.

亨利操之过急，在老板批准之前就把校样寄给了印刷商，这使她很不高兴。

I probably jumped the gun with announcing our engagement before everyone was there, but I was just too excited.

我可能在大家都还没到的时候就提前宣布了我们的订婚消息，但我只是太兴奋了。

We certainly jumped the gun when we packed our winter clothes away the first warm day in March. Two days later it turned cold and six inches of snow fell. We had to get the clothes out again.

我们在三月份天气一暖就把冬天的衣服给收起来了。这实在是过于早了一点，因为两天后天气突然又变冷，还下了六寸雪。我们不得不再把衣服拿出来。

My wife saw me in a restaurant having lunch with a female client. Not knowing who my client was, she jumped the gun and accused me of having an affair. I had a hard time convincing her it was purely business.

我太太看见我和我的一位女顾客在饭馆里吃午饭。她还没有弄清楚跟我一起吃饭的是谁，就指责我有外遇。我花了好大工夫让她相信我和那女顾客一起吃午饭纯粹是为了生意。