@NateSilver538 Not sure is actually a difference, but is that actually what happened or did the middle just hollow out?
@NateSilver538不确定这是否真的是一种差异，但这到底是真的发生了什么，还是中间部分被掏空了？
@NateSilver538 Not sure is actually a difference, but is that actually what happened or did the middle just hollow out?
@NateSilver538不确定这是否真的是一种差异，但这到底是真的发生了什么，还是中间部分被掏空了？