In one experiment, it was just a matter of giving capuchin monkeys a bunch of silver discs, then demonstrating that they would get a treat when they turned one disc in to the researchers.

有人做过这样的实验，他们给僧帽猴一些银币，并向他们演示如果他们将一块银币交给工作人员，他们将饱餐一顿。

AIM: To explore the complementary action and mechanism of three dimensional rectification and silver needle heat conductive treatment for lumbar disc herniation (LDH).

目的：探讨三维正脊疗法与银质针导热疗法治疗腰间盘突出症的互补作用及机制。

Workers add ingredients and mix, weigh, press and bake. What the workers are making is a ceramic disc that contains silver.

工人们添加进各种原料，然后混在一起、称重、按压和烘烤。工人们要做出的是含有银的陶瓷圆片。

Thee moon like a big disc, disc of gold and silver and transparent, just, on which there is a large black spots, but I didn't like the moon because of the black spots.

月亮像一个大圆盘，一个个金银剔透的圆盘，只不过，上面有一大块黑点，但是正因为这个黑点我才喜欢月亮。

When the disc is dropped in water, silver ions are released to purify the water. Ions are atoms that have an electrical charge.

把圆片放进水中，银离子就被释放出来净化水，离子是有一个电荷的原子。