Extreme jealousy can come in many forms from just being insecure or becoming aggressive and getting physical.

极端的嫉妒有很多种形式，可能是缺乏安全感，也可能是变得有攻击性，或者是身体攻击。

So Chereskin set out to determine which dolphins were getting physical… and which were more or less phoning it in.

所以切雷斯金开始去确定哪些海豚进行了身体接触，哪些或多或少参与了这件事。

Athletes, fans, and people just trying to get in a good workout are discovering that the virtual world holds new possibilities, and companies like Meta, the corporation behind Facebook, are hoping they can draw new adopters by getting physical virtually.

运动员、粉丝和只是想好好锻炼的人发现虚拟世界拥有新的可能性，像 Facebook 背后的公司 Meta 这样的公司希望他们可以通过虚拟身体来吸引新的采用者。