高兴比较表面，而快乐则是心灵深处的感受。

Merriment is more of surface and happiness refers to the feeling in our inner soul.

youdao

在冰川期，较轻的氧-16比较重的氧-18更容易从海洋表面蒸发。

During glaciations, the lighter oxygen-16 has a greater tendency to evaporate from the ocean surface than the heavier oxygen-18 does.

youdao

从表面上看来，这样的比较有点离谱。

Superficially, the comparison seems absurd.

youdao