He cautions that only 60 babies have been born using this technique so far, and with such low Numbers it is not possible to be certain of success rates.

他指出目前为止只有60个婴儿是利用这项技术出生的，如此少的数量不可能确定成功率的高低。

youdao

Given that the court's success has been psychological-that of creating a united moral front against certain actions-a pointless row would be worse than a waste of breath.

考虑到国际刑事法庭的成功是心理上的，即创建反对某些行为的联合道德阵线，无意义的争执比浪费口舌还糟糕。

youdao

For example, we may push ourselves relentlessly to be successful because we think that we value a certain kind of success.

比如，我们可能不停地逼迫自己成功，因为我们认为某种成功很重要。

youdao

Although thorny details remain to be negotiated and success is far from certain, the development heralds the start of what could be the most significant effort in years toward overhauling the nation's inefficient patchwork of immigration laws.

NPR: Senators Reach Agreement On Immigration Reform

The outcomes will not be evenly distributed, and the path and relative success of people and ideologies and nations is anything but certain.

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