She could taste the saltiness of her tears.

她尝到了她眼泪的咸味。

The saltiness of their language was inappropriate.

他们语言的尖锐泼辣是不恰当的。

They like bitterness in foods as well as saltiness.

他们喜欢食物中的苦味和咸味。

What happens when all the salt in the sea losses it's saltiness?

当大海里面的盐丧失了它的碱度会怎么样？

But if the salt loses saltiness, how can it be made salty again?

盐若失了味，怎能叫它再咸呢？