Cassiopeia
例句
Center of mass below the suspension point.
重心在悬挂点下面。
And look at this. The center of mass is way below my suspension point.
你们看,重心处在,悬挂点的下方。
But the center of mass — - you see it when I balance it on my finger — is way below the suspension point.
而重心-,你们可以看到-,在悬挂点下方。