Swelling can also be a sign of preeclampsia.

肿胀也可能是先兆子痫的一个迹象。

The swell can fracture the sea ice literally anywhere.

涌浪能使任何地方的海冰破裂。

But these unpredictable swells can claim even the most seasoned surfer.

但是这些无法预知的浪潮仍有可能夺去最有经验的冲浪者的性命。

Yeah, that'd be swell. Can I see that again?

好的 那确实很拉风 我能再看看么？