1. Expression：jump ship

Explanation：To suddenly abandon one's post on a ship, as of a sailor.（弃船潜逃）

Example：No one has been able to find that missing sailor so they think he probably jumped ship.

没有人能找到那个失踪的水手，所以他们认为他可能已经弃船潜逃了。

One of the deckhands jumped ship at the last port.

一名水手在最后一个港口弃船逃走了。

2. Expression: run a tight ship

Explanation：To keep a place, group, or organization very well-organized and operating efficiently. （要求严格，纪律严明）

Example：I like to run a tight ship around here. That means that you'd better be here at 8:30 and you don't get off work until 5:30. No coming late or going home early! And you don't take more than 30 minutes for lunch. Do you understand?

我喜欢在这里实行严格的纪律,这就是说,你们最好8:30 就到这里,5:30 以前不能下班。迟到早退是不行的。午饭时间不能超过半个小时，明白了吗？

I'm trying very hard to run a tight ship here, but that guy who was hired two months ago has been late almost every morning and one day took more than two hours for lunch. He has left me with no choice but to fire him.

我在这儿想尽量管理得严格一点。可那个两个月前被雇的人几乎每天早上都迟到，中午花两个多小时吃午饭。他实在让我别无选择,只能解雇他啦。

Jane sure ran a tight ship around here. The department has devolved into chaos without her leadership.

Jane确实要求很严格——没有她的领导，这个部门已经陷入混乱了。

Shaona was running a tight ship and didn't waste time on small talk.

夏娜办事严谨，没有把时间浪费在闲聊上。

Andy is totally organized and totally confident. He runs a tight ship and he does a great job.

Andy做事情很有条理并且很自信。他管理很严格，工作也做得很好。