乍看之下，这像是一笔划算的交易，但我敢肯定有隐藏费用。

___On ___the ___face ___of ___it, it seems like a bargain, but I bet there are hidden costs.

表面上，双方似乎都有道理，这使得这个问题很难解决。

___On ___the ___face ___of ___it, both sides have valid arguments, making it a difficult issue to resolve.

从表面上看，这项提议似乎很可靠；不过，我建议更仔细地审查其潜在风险。

The proposal appears sound ___on ___the ___face ___of ___it; however, I recommend a closer examination of the underlying risks.