功亏一篑的英文：
[Literal Meaning]
success/short of/one/basket
to fail to make a hill for lack of the last basket of soil

[解释]
堆非常高的山，只缺一筐土而不能完成。比喻做事情只差最后一步没能完成。

[Explanation]
to fall short of success for lack of a final effort

[例子]
这个项目只差最后一步就可以完成了，我们千万不能功亏一篑。

[Example]
The project will be completed with the last step and we must not fall short of success for lack of a final effort.

[英文等价词]
There's many a slip between the cup and the lip.

Between the cup and the lip a morsel may slip
功亏一篑

Failed to succeed by one basket
功亏一篑

An inch in a miss as good as an ell .
功亏一篑

The lack of one basketful of earth spoils the entire effort to build a nine-ren mountain
为山九仞, 功亏一篑。

If you hold out a little longer, you will not fall short of success at the last stage.
再坚持一下就不至于功亏一篑了。