crack on

基本解释

You can use it repair a leaky toilet, or to fix a crack on a toilet seat.
可以用它修补漏水的马桶，修理马桶座圈的裂缝。
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Once upon a time, there was a crab who lived in a crack on the side of a creek.
从前，一条小溪的裂缝里住着一只蟹。
A woman puts her hand near a crack on a wall as she waits for food distribution in Port-au-Prince, January 27, 2010.
太子港的一名妇女在等待食物救援时将手倚靠在带有裂缝的墙壁上。

The first is to help the Mexican government crack down on the powerful drug cartels that operate along the border.
So, it frees you from some of Apple's tethers and this was the code that circulated on the Internet iPhone with which people could crack their iPhones.
这样我们就从苹果的约束下解放出来,这些代码是在网站上流通的,使用它们可能损坏你们的。
哈佛公开课 - 计算机科学课程节选
I can change everything overnight; it does happen. I put that in for a reason because sometimes some of you have not taken a physics course and you don't know how to do well in physics and slowly you catch on and by the time it's Final exam you crack the code; you know how to do well.
我能一夜之间扭转乾坤,确实有过这样的例子,我这样做是因为,有时你们中有人可能以前没上过物理课,不知道怎样学好物理,但慢慢地你赶了上来,到期末考试的时候,你忽然灵光一闪,考起试来得心应手
耶鲁公开课 - 基础物理课程节选

So the Swedes can justly feel that they have made good on their aim to crack on with the enlargement negotiations.
ECONOMIST: The EU’s summit in Gothenburg