Backbones
n. 骨干( backbone的复数形式 ); 脊骨; 骨气; 脊骨状物
🗣️ 情景例句
You haven't changed much in fifty years.
你五十年来没有什么变。
Love is the true price of love.
爱情只能用爱情来报答。
It is not long before they are so accustomed to swimming that they can pick up weights from the floor of the pool.
他们很快便适应了游泳，以致能捡起池底的物品。