稀微用英语怎么写

Rare and tiny

稀微───Rare and tiny

Moons are rare in the inner solar system: Venus and Mercury don't have any, and Mars's two moons are tiny pebbles in comparison with ours.───在太阳系内的行星拥有的卫星是很少的，金星和水星没有卫星，火星有两颗卫星，但跟我们的比起来就像是小小的鹅卵石。

This paper introduced the characteristic of rare earth tiny fertilizer, the principle and method that rare earth tiny fertilizer improved agricultural production.───本文介绍了稀土微肥的特点，对农业增产的机理及使用方法。

The first surprise, then, is that the typical Twitter cascade is both rare and tiny.───可第一个出人意料的事实是，典型的Twitter瀑布极为少见，规模也小之又小。