There is no appreciable distinction between the twins.

在这对孪生子之间看不出有什么明显的差别。

We bought an appreciable piece of property.

我们买下的资产有增值的潜力。

Appreciable amounts of noxious waste are still being dumped into the harbor.

可以估算的大量有害废物仍被倾倒入海港。