adj.極微的;無(wú)限小的
n.極微量
The body's annual intake of metallic iron is infinitesimal. 人體對(duì)金屬鐵的年攝入量是微不足道的。
An entire ecosystem is contained in one infinitesimal speck. 這樣小的細(xì)菌也包含有一個(gè)完整的生態(tài)系統(tǒng).
adv.極小地