Most election promises can be set at naught.

时所做的许诺大都有么价值。

There's no use in manufacturing an item unless you can merchandise it.

除非能够销售得出, 否则生产产品就有价值。

He was bearing a truss of trifles at his back.

他在背上背了捆有价值的杂物。

Why do you read that worthless rag?

你为么看这种有价值的报纸?

He is a shallow thinker whose opinions aren't worth much.

他看问题很浅薄, 他的意见有多大价值。

That worthless book is the production of an ignorant author.

那本有价值的书是个无学识的人写的。

The brooch has little intrinsic value.

这枚胸针有点实质的价值。