He bought a jin of cube sugar yesterday.

他昨天买了一斤方糖。

youdao

I've got some coffee. Please get me some cube sugar.

我本身有咖啡，请拿几块方糖来。

youdao

Cube sugar is made of high quality refined sugar. With speed-dissolved, it is the perfect choice for coffee, tea, porridge and drinks.

方糖是由高品质的精炼糖制成。它可以很快溶解，是咖啡、茶、粥以及饮品的最佳选择。

youdao

This is a piece of fluff that dissolves like a sugar cube as you watch it.

CNN: Review: Con is on with 'The Swindle'

In essence we're talking about a handful of acres here, the equivalent of a sugar cube in New York City.

FORBES: Let the People Do It